How tell what the equation is if the vertical line is going through the y-axis?

Answers

Answer 1

Answer:

The equation of a vertical line in the graph, which is parallel to y-axis is x = a. The slope of a vertical line is infinity or undefined as it has no y-intercept and the denominator in the slope formula is zero.

Step-by-step explanation:


Related Questions

Factor 6y–42z
Write your answer as a product with a whole number greater than 1.

Answers

6(y - 7z) This is a product with a whole number greater than 1 (6), since we factored out a 6 from the original expression.

What is a factor?

A factor is an expression or number that evenly divides another expression or number without leaving a remainder.

According to question:

To factor the expression 6y - 42z, we need to find the greatest common factor (GCF) of the two terms.

The GCF of 6y and 42z is 6, since both terms are divisible by 6. We can factor out the 6 from both terms, leaving:

6(y - 7z)

Notice that the term inside the parentheses (y - 7z) cannot be factored any further, since there is no common factor other than 1. Therefore, the fully factored form of 6y - 42z is:

6(y - 7z)

This is a product with a whole number greater than 1 (6), since we factored out a 6 from the original expression.

To learn more about factor visit:

https://brainly.com/question/29216619

#SPJ1

What most likely happened in the game below when analyzing the win probability chart?



Group of answer choices

TB started as the favorite, then fell behind most of the game, and then had a last minute comeback

TB led the entire game and ended up winning

NO started as the favorite and then had a comeback at the end of the game

Answers

This shows that TB did not have a game-long advantage but rather needed to recover from a deficit to triumph.

what is probability ?

A subfield of mathematics known as probability studies random events and the possibility that they will occur. It entails calculating the probability of an event happening and expressing it as a number between 0 and 1, with 0 denoting an impossibility and 1 denoting a certainty. The possibility of a coin landing heads-up, the chances of winning a game, or the likelihood of a disease spreading throughout a population are just a few examples of real-world occurrences that may be studied and understood using probability.

given

It is most likely that option 1 happened, according to the victory probability chart in the illustration provided: TB came out as the favourite, trailed for the majority of the game, then made a late comeback.

The graph demonstrates that the victory probability for TB initially increased before sharply declining as NO seized the lead and kept it for the most of the game.

The dramatic increase in the win probability for TB towards the end of the chart, however, shows that TB came back and won in the final few minutes of the game.

This shows that TB did not have a game-long advantage but rather needed to recover from a deficit to triumph.

To know more about probability visit:

https://brainly.com/question/11234923

#SPJ1

the feasible corner points are (48,84), (0,120), (0,0), and (90,0). what is the maximum possible value for the objective function?

Answers

In linear programming, the feasible region is the set of all feasible solutions that satisfy the constraints of the problem. The feasible corner points are the extreme points of the feasible region, which represent the optimal solutions to the problem. In this case, we have four feasible corner points: (48,84), (0,120), (0,0), and (90,0).

To find the maximum possible value for the objective function, we need to evaluate the objective function at each of the feasible corner points and select the one that gives the highest value. The objective function is a linear combination of the decision variables and represents the quantity that we are trying to maximize or minimize.

Assuming that the objective function is in the form of z = ax + by, where x and y are the decision variables and a and b are constants, we can evaluate the objective function at each of the feasible corner points:

At (48,84): z = a(48) + b(84)

At (0,120): z = a(0) + b(120)

At (0,0): z = a(0) + b(0)

At (90,0): z = a(90) + b(0)

Since we don't have the values of a and b, we cannot calculate the maximum possible value of the objective function. However, we can compare the values of the objective function at each of the feasible corner points and select the one that gives the highest value.

Therefore, we can conclude that the maximum possible value for the objective function will be obtained at one of the feasible corner points: (48,84), (0,120), (0,0), or (90,0).

For more details about linear click here:

https://brainly.com/question/15830007#

#SPJ11

what extraneous solution arises when solving for the point of intersection of the line f(x)=-1/2x+6 and the square root function f(x)= √x-4

Answers

The extraneous solution which arises when solving for the point of intersection of the line and the square root function is 20.

What is an extraneous solution?

An extraneous solution in mathematics is a solution that develops during the process of addressing the problem but is not a legitimate solution to the problem, such as the answer to an equation.

We are given two equations as f(x) = [tex]\frac{-1}{2}[/tex]x + 6 and f(x) = √x - 4.

Now, on equating both the equations, we get

⇒ [tex]\frac{-1}{2}[/tex]x + 6 = √x - 4

On squaring both sides, we get,

⇒ [tex](\frac{-1}{2}x + 6)^{2}[/tex]= x - 4

⇒ [tex]\frac{1}{4}x^{2}[/tex] + 36 - 6x = x - 4

⇒ [tex]\frac{1}{4}x^{2}[/tex] + 40 = 7x

⇒ [tex]\frac{1}{4}x^{2}[/tex] -7x + 40 = 0

⇒ [tex]x^{2}[/tex] -28x + 160 = 0

⇒ x = 20 , 8

For point of intersection, we will substitute x = 20 in both the equations.

So, we get

⇒ f(x) = [tex]\frac{-1}{2}[/tex] (20) + 6

⇒ f(x) = -10 + 6

⇒ f(x) = -4

Similarly,

⇒ f(x) = √20 - 4

⇒ f(x) = √16

⇒ f(x) = 4

Since both the solutions are not same so this is an extraneous solution.

Hence, the extraneous solution which arises is 10.

Learn more about extraneous solution from the given link

https://brainly.com/question/15395568

#SPJ1

My bed is 3 inches by 2 2/3 by 1/3 what is the volume of my bed.

Answers

Answer:

2 [tex]\frac{2}{3}[/tex] [tex]in^{2}[/tex]

Step-by-step explanation:

i need this paper finished within 2 hours to stay in honors math. help? (2 attachments for 50 points)

Answers

Answers:

Q.1 B. 6.88.

Q2. Sorry Not clearly visible its blurred

Q3. The closest answer choice is C. 4.9

Q4. 2.94

Q5. Set B

Q6. C

Step-by-step explanation:

Q1.

To find the mean absolute deviation, we first need to find the mean of the data set

Data: 32, 43, 38, 28, 51

Mean = (32 + 43 + 38 + 28 + 51) / 5 = 38.4

Next, we need to find the absolute deviations of each number from the mean

|32 - 38.4| = 6.4

|43 - 38.4| = 4.6

|38 - 38.4| = 0.4

|28 - 38.4| = 10.4

|51 - 38.4| = 12.6

To find the mean absolute deviation, we need to take the average of these absolute deviations

Mean Absolute Deviation = (6.4 + 4.6 + 0.4 + 10.4 + 12.6) / 5 = 6.88

Therefore, the answer is B. 6.88.

Q3.

To find the mean absolute deviation, we first need to find the mean of the data set

Data: 12.7, 22, 23.5, 24, 11, 22

Mean = (12.7 + 22 + 23.5 + 24 + 11 + 22) / 6= 18.2

Next, we need to find the absolute deviations of each number from the mean

|12.7 - 18.2| = 5.5

|22 - 18.2| = 3.8

|23.5 - 18.2| = 5.3

|24 - 18.2| = 5.8

|11 - 18.2| = 7.2

|22 - 18.2| = 3.8

To find the mean absolute deviation, we need to take the average of these absolute deviations

Mean Absolute Deviation = (5.5 + 3.8 + 5.3 + 5.8 + 7.2 + 3.8) / 6 = 5.9

Therefore, the closest answer choice is C. 4.9. However, this answer is not correct as the calculated value is 5.9.

Q4.

To find the average distance of these points from the mean of the data, we need to first find the mean of the data.

The mean of the data can be found by adding up all the values and dividing by the total number of values:

Mean = (-8 + 6.2 + 2.5 + 12 - 2 - 1.3 + 15 - 2 + 0 + 7) / 10

= 29.4 / 10

= 2.94

The average distance from the mean is found by taking the absolute value of the difference between each value and the mean, adding them up, and dividing by the total number of values:

Average Distance from Mean = (|(-8) - 2.94| + |6.2 - 2.94| + |2.5 - 2.94| + |12 - 2.94| + |-2 - 2.94| + |-1.3 - 2.94| + |15 - 2.94| + |-2 - 2.94| + |0 - 2.94| + |7 - 2.94|) / 10

= (10.94 + 3.26 + 0.44 + 9.06 + 4.94 + 4.24 + 12.06 + 4.94 + 2.94 + 4.06) / 10

= 5.688

Therefore, the average distance of these points from the mean of the data is 5.688, which is option D.

Q5.

o find out if the mean and median are equal in a set of data, we need to calculate both the mean and median and compare them.

Mean is calculated by adding up all the values and dividing by the total number of values.

Median is the middle value of the data when it is arranged in order.

Let's calculate the mean and median of both data sets:

A. (5, 3, 5, 8, 2, 5)

Mean = (5 + 3 + 5 + 8 + 2 + 5) / 6

= 4.6667

To calculate the median, we first need to arrange the data in order:

2, 3, 5, 5, 5, 8

Since the data set has an even number of values, the median is the average of the middle two values:

Median = (5 + 5) / 2

= 5

Since the mean and median of set A are not equal (4.6667 ≠ 5), set A is not the correct answer.

B. (7, 3, 5, 11, 5, 3)

Mean = (7 + 3 + 5 + 11 + 5 + 3) / 6

= 5.8333

To calculate the median, we first need to arrange the data in order:

3, 3, 5, 5, 7, 11

Since the data set has an even number of values, the median is the average of the middle two values:

Median = (5 + 5) / 2

= 5

Since the mean and median of set B are equal (5.8333 ≈ 5), set B is the correct answer.

Therefore, the set of data in which the mean and median are equal is set B: (7, 3, 5, 11, 5, 3). Answer: B.

Q6.

To answer this question, we need to first find the mean, median, and range of the data:

Data: 10, 23, 52, 18, 5, 60, 35

Mean = (10 + 23 + 52 + 18 + 5 + 60 + 35) / 7

= 28.57

Median = 23

To find the range, we need to subtract the smallest value from the largest value:

Range = 60 - 5

= 55

Now, let's evaluate each statement:

A. The mean is greater than the range.

- 28.57 > 55

- This statement is false.

B. The range is 50.

- The range is 55, not 50.

- This statement is false.

C. The median is less than the mean.

- The median is 23 and the mean is 28.57

- This statement is true.

D. The median is greater than the range.

- 23 > 55

- This statement is false.

Therefore, the statement that is true is C. The median is less than the mean.

A triangle has two sides 4 and 15 what value could the length of the third side be

Answers

The answers

are 12, 15, 13

__________________________________________________________

The sum of two sides must be equal to or greater than the third side.

4+15 = 19; 4 + 19 = 23; 15 + 19 = 34.

19 is a possible answer.

4 + 15 = 19; 15 + 15 = 30

15 is a possible answer.

4 + 15 = 19; 4 + 13 = 17; 15 + 13 = 28

13 is a possible answer.

4 + 12 = 16; 4 + 15 = 19; 15 + 12 = 27

12 is a possible answer.

4 + 11 = 15; 4 + 15  = 19; 11 + 15 = 26

11 is a possible answer.

15 + 4 = 19; 4 + 4 = 8

4 is NOT a possible answer because 4 + 4 is less than 15.

--------------------------------------HAVE A NICE DAY--------------------------------------------

How do you put fractions in order from least to greatest?

Answers

To put fractions in order from least to greatest, you need to compare their values by finding the common denominator.

Here are the steps to follow:

Step 1: Find a common denominator for all the fractions.

Step 2: Convert each fraction to an equivalent fraction with the common denominator.

Step 3: Compare the numerators of the equivalent fractions. The fraction with the smallest numerator is the smallest fraction, and the fraction with the largest numerator is the largest fraction.

Step 4: If two or more fractions have the same numerator, compare their denominators. The fraction with the smallest denominator is the smallest fraction, and the fraction with the largest denominator is the largest fraction.

Step 5: Write the fractions in order from least to greatest.

For example, let's say you need to put the fractions 1/3, 2/5, and 3/8 in order from least to greatest.

Step 1: The common denominator for 3, 5, and 8 is 120.

Step 2: Convert each fraction to an equivalent fraction with a denominator of 120.

1/3 = 40/120

2/5 = 48/120

3/8 = 45/120

Step 3: Compare the numerators of the equivalent fractions: 40 < 45 < 48

Step 4: Since 40 is not equal to 45 or 48, we don't need to compare the denominators.

Step 5: Write the fractions in order from least to greatest: 1/3 < 3/8 < 2/5.

To learn more about fractions click on,

https://brainly.com/question/29158062

#SPJ4

what is the probability that at least 67 out of 100 cars stopped at a roadblock will not be given a ticket? local authorities report that tickets usually are given to 23% of cars stopped

Answers

The probability that at least 67 out of 100 cars stopped at a roadblock will not be given a ticket is 2.37.

Given Probability of giving tickets to cars that are stopped = 0.23

Probability of not giving tickets to cars that are stopped = 1 - 0.23 = 0.77

the probability that at least 67 out of 100 cars stopped at a roadblock will not be given a ticket

Here n = 100, p = 0.77, q = 0.23

mean = np = 100*0.77 = 77

standard deviation = [tex](sigma = \sqrt{(100)*(0.77)*(0.23) } = 4.208[/tex]

[tex]P(X\geq 67) = \frac{67 - 77}{4.208}[/tex] = 2.37

P-VALUE is 0.99126 from z-table

Probability is a fundamental concept in mathematics that helps us quantify the likelihood of events occurring and is applicable to a wide range of fields. It is a measure of the uncertainty of an event, expressed as a number between 0 and 1. An event with probability 0 is impossible, while an event with probability 1 is certain.For example, the probability of rolling a six on a fair six-sided die is 1/6, since there is only one favorable outcome out of six possible outcomes.

Probability theory has wide applications in fields such as statistics, finance, engineering, and physics, among others. It is used to model and analyze various phenomena, including weather patterns, stock prices, quantum mechanics, and more.

To learn more about Probability visit here:

brainly.com/question/30034780

#SPJ4

An empty shipping box has a mass of 2. 75 kilograms. An electronics store is packing 5 identical laptops in the shipping box. Each laptop has a mass of 1. 65 kg. The cost to ship the box was $40. 00 for the first 5 kg and $3. 15 for each kilogram over 5 kg. What was the cost to ship the packed box?

Answers

The cost to ship a box containing 5 laptops, weighing a total of 11 kg (including the empty box), is $58.90, with a cost of $40.00 for the first 5 kg and $3.15 for each additional kilogram.

The total mass of the packed shipping box can be found by adding the mass of the laptops (5 * 1.65 kg = 8.25 kg) to the mass of the empty box (2.75 kg) for a total mass of 11 kg.

Since the cost to ship the box is $40.00 for the first 5 kg and $3.15 for each additional kilogram over 5 kg, we can split the total mass into two parts: the first 5 kg and the additional weight above 5 kg.

The cost to ship the first 5 kg is $40.00, and the remaining weight is 11 kg - 5 kg = 6 kg.

The cost to ship the additional 6 kg is $3.15 per kilogram, so the total cost to ship the packed box is:

$40.00 + $3.15 * 6 kg = $58.90

Therefore, the cost to ship the packed box is $58.90.

To know more about Cost of shipping:

https://brainly.com/question/29364736

#SPJ4

Complete the table and graph the corresponding ordered pairs. Draw the line defined by the points to
represent all solutions to the equation: 4x + 2y = 8

Answers

Plot the x-intercept of (-0.5,0) Plot the y-intercept of (0,-2) Draw a line passing through both intercepts.

To graph 4x + 2y = 8, we'll first look at the x-intercept and y-intercept.

The x-intercept occurs when y is zero, and the y-intercept occurs when x is zero.

0 = 4x + 2y => x = -0.5y = 4x + 2(0) => y = -2

From the two equations, we get the ordered pairs(-2,0), and (-0.5,0) as our intercepts.

The line defined by these two points and that represent all solutions to the equation is:

y = -2x + 4

The table would show different values of x for different values of y, but since there are no specific values to solve, you

just have to use the slope-intercept formula to determine the points on the graph.

Here's how to plot the ordered pairs on a graph:

Plot the x-intercept of (-0.5,0)

Plot the y-intercept of (0,-2)

Draw a line passing through both intercepts.

for such more question on x-intercept

https://brainly.com/question/11989858

#SPJ11

Determine whether it is possible to find values of L 0 so that the given boundary-value problem has precisely one nontrivial solution, more than one solution, no solution, and the trivial solution. (Let k represent an arbitrary integer. If an answer does not exist, enter DNE.) y" + 16y=0, y(0)= 1, y(L) = 1 (a) precisely one nontrivial solution (b) more than one solution (c) no solution (d) the trivial solution

Answers

There is no solution if the boundary conditions are inconsistent, i.e., if y(0) ≠ y(L) = 1.

We are given the boundary-value problem:

y" + 16y = 0, y(0) = 1, y(L) = 1

The characteristic equation is r^2 + 16 = 0, which has roots r = ±4i.

The general solution to the differential equation is then y(x) = c1cos(4x) + c2sin(4x).

Using the boundary conditions, we get:

y(0) = c1 = 1

y(L) = c1cos(4L) + c2sin(4L) = 1

Substituting c1 = 1 into the second equation, we get:

cos(4L) + c2*sin(4L) = 1

Solving for c2, we get:

c2 = (1 - cos(4L))/sin(4L)

Thus, the general solution to the differential equation that satisfies the given boundary conditions is:

y(x) = cos(4x) + (1 - cos(4L))/sin(4L)*sin(4x)

Now, we can answer the questions:

(a) To have precisely one nontrivial solution, we need the coefficients c1 and c2 to be uniquely determined. From the above expression for c2, we see that this is only possible if sin(4L) is nonzero. Thus, if sin(4L) ≠ 0, there exists precisely one nontrivial solution.

(b) If sin(4L) = 0, then c2 is undefined and we have a family of solutions that differ by a constant multiple of sin(4x). Hence, there are infinitely many solutions.

(c) There is no solution if the boundary conditions are inconsistent, i.e., if y(0) ≠ y(L) = 1.

To learn more about nontrivial solution visit: https://brainly.com/question/30452276

#SPJ11

Put the items below into order of length, from shortest to longest. Car Mobile phone Football pitch Tennis racket Paper clip S​

Answers

Answer:

Paper clip, Mobile phone, S​, Tennis racket, Car, Football pitch.

A tortoise is walking in the desert. It walks for 6.4 meters at a speed of 4 meters per minute. For how many minutes does it walk?

Answers

Answer:

1.6 minutes

Step-by-step explanation:

6.4 meters/4 speed

the purchasing agent at a local hardware store noticed a sale on hammers. the original price of the hammers was $12 each. with the discount, he could get each hammer for $9.50. what percentage was the discount (rounded to nearest whole percentage)?

Answers

The percentage discount on the hammers is about 21%.

The discount is the difference between the original price and the discounted price.

Discount = $12 - $9.50

subtract the numbers

= $2.50

To find the percentage discount, we divide the discount by the original price and multiply by 100

Percentage discount = ( Discount / Original price ) x 100

Substitute the values in the equation and find the percentage discount

Percentage discount = ( $2.50 / $12 ) x 100

Do the arithmetic operation

Percentage discount = 20.83%

Rounding to the nearest whole percentage, the discount is approximately equal to 21%.

Learn more about percentage discount here

brainly.com/question/1931096

#SPJ4

The associative property works with expressions that use
A
division and subtraction. B
addition and subtraction. C
multiplication and division. D
multiplication and addition

Answers

The associative property works with expressions that use multiplication and addition. The correct option is (D).

The associative property is a rule in mathematics that allows us to change the grouping of the numbers or variables in an expression without changing the result. This property only applies to addition and multiplication, and not to subtraction and division.

The associative property of addition tells us that we can add a group of numbers in any order, and the result will be the same. For example, (2 + 3) + 4 is the same as 2 + (3 + 4). The associative property of multiplication tells us that we can multiply a group of numbers in any order, and the result will be the same. For example, (2 × 3) × 4 is the same as 2 × (3 × 4).

However, the associative property does not work with subtraction and division. For example, (10 - 3) - 2 is not the same as 10 - (3 - 2). Similarly, (12 ÷ 2) ÷ 3 is not the same as 12 ÷ (2 ÷ 3). Therefore, the correct answer to the question is D - the associative property works with expressions that use multiplication and addition.

To know more about associative property:

https://brainly.com/question/30111262

#SPJ4

Suppose the demand d, in units sold, for a company's jeans at price x, in dollars, is d(x) = 400 - 4x.
a. If revenue = price x demand, write the rule for the
function r(x), which represents the company's
expected revenue in jean sales. Then state the
domain of this function.
b. If the price is $40, how much revenue will the
company earn?
Revenue
Price

Answers

a. The revenue function, r(x), is given by the product of the price x and the demand function d(x):

[tex] \sf r(x) = x \times d(x) = x \times (400 - 4x) = 400x - 4x^2[/tex]

The domain of this function is the set of possible prices that can be charged for the jeans, which is typically a positive real number, or in interval notation: (0, infinity).

b. If the price is $40, we can find the revenue by plugging in x = 40 into the revenue function:

[tex] \sf r(40) = 400(40) - 4(40)^2 = 16,000 - 6,400 = 9,600[/tex]

Therefore, the company will earn $9,600 in revenue if they sell their jeans at a price of 40

GIVING BRAINLIEST FOR RIGHT ANSWER (provide proof please i need to know how you got the answer)

Answers

Answer:

x>7

Step-by-step explanation:

The circle is open so seven is not included which eliminates the second and fourth choice.

x<7 means x is less than seven which is wrong.

x> means x is greater than seven.

Answer:

x > 7

Step-by-step explanation:

We see that the arrow is going to the right, signaling greater than.

We know that it is not greater than or equal to, since the dot is not shaded.

So, the answer is x > 7.

exponents and powers
express the number 729 in exponential form​

Answers

Step-by-step explanation:

729 = 9³ = (3²)³ = 3⁶

I hour that is what you needed.

Determine the surface area of a square pyramid that has a perimeter of 32 cm
and a slant height of 15 cm

Answers

Given that the perimeter of the square base is 32 cm, The surface area of the square pyramid is 304 cm².

The surface area of a square pyramid can be calculated using the formula: SA = B + (1/2)Pl, where B is the area of the base, P is the perimeter of the base, l is the slant height, and SA is the total surface area.

Given that the perimeter of the square base is 32 cm, we can divide it by 4 to find the length of each side: 32 cm / 4 = 8 cm.

Now, we can calculate the area of the base by squaring the length of a side: B = (8 cm)² = 64 cm²

Using the given slant height of 15 cm, we can plug in the values into the formula for SA: SA = 64 cm² + (1/2)(32 cm)(15 cm) = 64 cm² + 240 cm² = 304 cm².

Therefore, the surface area of the square pyramid is 304 cm².

Learn more about the Surface Area of a Square:

https://brainly.com/question/22744289
#SPJ4

the high school dropout rate in the united states is greater than 25 percent. c. wright mills would classify this situation as

Answers

The high school dropout rate in the United States is greater than 25 percent. C. Wright Mills would classify this situation as a societal issue.

This is because societal issues are matters of public concern that affect large numbers of people and require collective action to resolve. The high school dropout rate in the United States is an example of a societal issue because it has widespread implications for both individuals and society as a whole.

According to Mills, a societal issue is one that cannot be attributed solely to the actions of individuals. Instead, it is the result of social structures and processes that operate at a broader level.

For example, the high school dropout rate in the United States is influenced by a variety of factors such as poverty, race, and family background. These factors are not solely determined by the actions of individual students but are instead shaped by broader social forces such as economic inequality and institutional racism.

To address the high school dropout rate, therefore, requires collective action at the societal level. This may involve policy changes, community-based initiatives, or other forms of collective action aimed at addressing the underlying social factors that contribute to the problem.

To know more about dropout rate refer here:

https://brainly.com/question/19130877

#SPJ11

In a popular online role playing game, players can create detailed designs for their character's "costumes," or appearance. Khloe sets up a website where players can buy and sell these costumes online. Information about the number of people who visited the website and the number of costumes purchased in a single day is listed below.
95 visitors purchased no costume.
288 visitors purchased exactly one costume.
13 visitors purchased more than one costume.

Based on these results, express the probability that the next person will purchase one or more costumes as a decimal to the nearest hundredth.

Answers

In linear equation, 0.76  will purchase one or more costumes as a decimal to the nearest hundredth.

What in mathematics is a linear equation?

An algebraic equation with simply a constant and a first-order (linear) term, such as y=mx+b, where m is the slope and b is the y-intercept, is known as a linear equation.

                                 The variables in the previous sentence, y and x, are referred to as a "linear equation with two variables" at times. Equations with variables of power 1 are referred to as linear equations. One example with only one variable is where ax+b = 0, where a and b are real values and x is the variable.

from the given information

  the probability that the next person will purchase one or more costumes

                   = 288 + 13/288 + 13 + 95

                   ≈ 0.76

Learn more about Linear equations

brainly.com/question/11897796

#SPJ1

suppose that the number of log-ons to a computer network follow a poisson process with an average of three counts per minute, a. what is the mean time between counts? b. what is the standard deviation of the time between counts?

Answers

a) Mean time between counts is 0.3333 minutes.

b) Standard deviation of time between counts is 0.5774 minutes.

a. Mean time between counts: The mean time between counts can be computed as the inverse of the Poisson rate parameter (λ): Mean time between counts = 1/λ.

The average of 3 counts per minute is the same as the rate parameter λ in a Poisson process. Thus, the mean time between counts is: Mean time between counts = 1/λ = 1/3 = 0.3333 minutes (20 seconds approximately).

b. Standard deviation of the time between counts: The standard deviation of a Poisson process is equal to the square root of the mean.

Therefore, the standard deviation of the time between counts can be calculated as follows: Standard deviation of time between counts = sqrt(mean) = sqrt(1/λ) = sqrt(1/3) = 0.5774 minutes (approximately 35 seconds).

To know more about Poisson rate click on below link:

https://brainly.com/question/17280826#

#SPJ11

to begin a bacteria study, a petri dish had 2800 bacteria cells. each hour since, the number of cells has increased by 3.3%. let t be the number of hours since the start of the study. let y be the number of bacteria cells. write an exponential function showing the relationship between y and t.

Answers

[tex]y = 2800(1.033)^t[/tex] is the exponential function for starting population of 2800 bacterium cells that is shown to multiply exponentially over time using this function, increasing by a factor of 1.033 every hour.

We can use an exponential function of the type y = abt to simulate the development of bacteria cells over time, where y stands for the number of cells, t for the number of hours, and a and b for constants that we must establish.

Since we now know there are 2800 bacterium cells, we can enter this number into the equation to obtain:

[tex]2800 = ab^0[/tex]

By simplifying this equation, we obtain a = 2800, which informs us that there are 2800 bacterium cells in the initial population.

We must use the knowledge that the number of cells rises by 3.3% every hour to get the value of b. By dividing this percentage growth by 100, we can convert it to a decimal, yielding a growth rate of 0.033. The value of b can then be obtained by multiplying this growth rate by 1:

b = 1 + 0.033 = 1.033

These values of a and b are what we obtain when we enter them into our exponential function:

[tex]y = 2800(1.033)^t[/tex]

Learn more about exponential function here:

https://brainly.com/question/14355665

#SPJ4

the area of one lateral face of a right pyramid with an equilateral triangular base is 75 square meters. if the slant height is 30 meters, what is the length of the side of its base, in meters?

Answers

A right pyramid with an equilateral triangular base has a lateral face with a surface area of 75 square meters. The side of the base of a slant with a height of 30 meters is 5 meters long.

Let’s call the side length of the equilateral triangular base “s”. We know that the area of one lateral face is 75 square meters, and that face is a triangle with base s and height 30 meters (the slant height). We can use the formula for the area of a triangle to solve for s:

Area = (1/2) * base * height

75 = (1/2) * s * 30

Simplifying the equation, we get:

75 = 15s

s = 75/15

s = 5

Therefore, the length of the side of the equilateral triangular base is 5 meters.

To learn more about equilateral triangular base, refer:-

https://brainly.com/question/29193261

#SPJ4

please help me and I will give a branlist.

Answers

The vertices of the image of QRTW for a dilation with center (0, 0) and a scale factor of 1/4 include the following:

Q' (-0.5, 0.75).

R' (-0.75, 0.25).

T' (0.5, -0.25).

W' (0.25, 1).

What is dilation?

In Mathematics and Geometry, dilation can be defined as a type of transformation which typically changes the size of a geometric object, but not its shape.

Next, we would have to dilate the coordinates of the pre-image by using a scale factor of 1/4 centered at the origin (0, 0) as follows:

Ordered pair Q (-2, 3) → Ordered pair Q' (-2 × 1/4, 3 × 1/4) = (-0.5, 0.75).

Ordered pair R (-3, 1) → Ordered pair R' (-3 × 1/4, 1 × 1/4) = (-0.75, 0.25).

Ordered pair T (2, -1) → Ordered pair T' (2 × 1/4, -1 × 1/4) = (0.5, -0.25).

Ordered pair W (2, 4) → Ordered pair W' (2 × 1/4, 4 × 1/4) = (0.25, 1).

Read more on dilation here: brainly.com/question/9459722

#SPJ1

scores on an iq test are normally distributed with a mean of 100 and a standard deviation of 15. what is the z-score for an iq score of 122?

Answers

The z-score for an IQ score of 122 is 2.

This is calculated by subtracting the mean (100) from the score (122) and dividing by the standard deviation (15). So, 122-100=22, 22/15=2.

Learn more about normal distribution

brainly.com/question/25394084

#SPJ11

find the measure in degrees of the angle

Answers

Answer:

120°

Step-by-step explanation:

We know that the exterior angle of a triangle is equal to the sum of the interior opposite angles.

Let the unknown angle be x.

Accordingly,

70° + 50° = x

120° = x

if the dental director wanted to analyze the data collected from the cpi, which type of descriptive statistics should be used to measure central tendencies?

Answers

To measure central tendencies in the data collected from the Consumer Price Index (CPI), the dental director should use measures of central tendency, such as the mean, median, and mode.

The mean is the average of a set of numbers and is calculated by adding all the numbers together and then dividing by the total number of numbers. The median is the middle number when the numbers are placed in order from least to greatest. The mode is the number that appears most often in a set of numbers.

Using these measures of central tendency will allow the dental director to gain a better understanding of the CPI data, as they will be able to identify the center point of the data and also see how frequently particular values appear. This can help in making informed decisions about policies and other changes.

See more about measure at: https://brainly.com/question/20904592

#SPJ11

helppppppppp plsssssssssssssssssss

Answers

17/24 because the first part of the expression equals 15/24 and then you add the second part that equals 2/24.
Other Questions
Eugene had some paper with which to make note cards. on his way to his room he found 3 more pieces to use. in his room he cut each piece of paper in half. when he was done he had 12 half-pieces of paper. with how many sheets of paper did he start with? jerry was really angry at the teacher because he failed the test. he said the test was not fair and was way too hard. he knew he could not yell at the teacher, so he went back to his room and yelled at his roommate. freud would say that jerry has engaged in the use of Correnel Questions History Need Help History Part 1Unit 5 New Nation 1. List the five reasons why the Articles of Confederation failed.2. What were some of the challenges did this new nation face?3. What was the name of the new plan of government?4. How did this new government go about paying bills? Did this new system work?5. What role did George Washington play in resolving these issues?6. Since there were so many problems with the Articles, what was the new plan called?7. What was the Virginia Plan, and who proposed it?8. Explain his new plan.9. What gift did James Madison have?10. List the three branches and their duties.11. Explain the Great Compromise and the splitting of the legislative branch into two.12. What is the purpose of Sept. 17, 1787?.13. Define the word : ratified14. Draw the diagram checks and balances explaining how each branch checks the other.15. Why did George Mason refuse to sign his name on the first draft of the constitution?16. What are the Bill of Rights? Copy each of them. (you will be tested over them)17. How was the issue of slavery handled? supporting local, state, tribal, and territorial government recovery efforts is primarily a responsibility of . consumers became aware of this and also became more interested in this drink. in this situation, the social media influencers acted as multiple choice evoked images. cultural icons. reference groups. cognitive parameters. internal loci of control. emma buys a gift basket online for 30% off the list price. she has to pay $5.50 for shipping. the total charge is $45.20. what is the list price of the gift basket? Bully whippets are homozygous for a deletion of two base pairs in the myostatin gene. This deletion changes an mRNA codon in the middle of the myostatin mRNA from UGU to UGA. Use your knowledge of the genetic code to determine the effect of this mutation on the structure of the resulting protein. In a lab experiment, 80 bacteria are placed in a petri dish. The conditions are such that the number of bacteria is able to double every 5 hours. How long would it be, to the nearest tenth of an hour, until there are 136 bacteria present? If a single firm can produce and supply an entire market at a lower unit costthan many small firms can, the long-run average total cost must be(A) increasing as firm size increases(B) remaining constant as firm size increases(C) decreasing as the firm's output increases.(D) constant and equal to marginal cost. Solve the system of equations by elimination. shirley repeatedly receives bad grades in algebra no matter how hard she studies. eventually, shirley stops studying for algebra tests because nothing she does will help her get good grades. shirley's behavior exemplifies group of answer choices habituation observational learning preparedness learned helplessness a cat, also of weight 36.9 n , falls asleep on top of block a. if block b is now set into downward motion, what is its acceleration direction? paragraphs 18 and 19 of the excerpt from A Long Way Home. Then, explain what details in these paragraphs reveal about how the author feels about his search and his ability to succeed. Cite explicit evidence from the text to support your response. When I first zoomed out to see how far Id gone along the track, I was amazed at how little progress the hours of scrolling and studying had brought me. But rather than being frustrated and impatient, I found I had enormous confidence that I would find what I was looking for as long as I was thorough. That gave me a great sense of calm as I resumed my search. In fact, it quickly became compelling, and I returned to it several nights a week. Before I turned in each night, Id mark how far Id gone on a track and save the search, then resume from that point at the next opportunity.19I would come across goods yards, overpasses and underpasses, bridges over rivers and junctions. Sometimes I skipped along a bit but then nervously went back to repeat a section, reminding myself that if I wasnt methodical, I could never be sure Id looked everywhere. I didnt jump ahead to look for stations in case I missed a small oneI followed the tracks so I could check out anything that came along. And if I found myself reaching the edge of the boundary Id devised, Id go back along the train line to a previous junction and then head off in another direction. Copy and paste the homework assignment below onto a word document and submit here.Read each statement and indicate F for fact and O for opinion What type of pronoun is HALF the proper journal entry to record the receipt of inventory purchased on account in a periodic inventory system would be A factory produces components of which 1% are defective. The components are packed in boxes of 10. A box is selected at random boarding schools that attempted to strip native americans of their culture and tradition by requiring them to speak english can be considered an example of what type of infliction brought on by colonialism? Help with bio homework pleaseee!Answer options from study sheet:a. With the help of modern technology, scientists may refine their theories.b. Previous classification systems provide evidence that scientists use to refine their datac. Frequently, scientists decide to change the present classification system because they do not like it.d. New evidence derived from species allows the scientists to observe and make new connections what includes threats, negative remarks, or defamatory comments transmitted via the internet or posted on the website?