The probabilities of rolling each number on the die are 1÷6, which is correctly represented by the branching probabilities from each die-rolling node.
What is an experiment ?
In science and statistics, an experiment is a controlled procedure designed to test a hypothesis or to investigate the effect of one or more factors or variables on an outcome of interest. The experiment involves manipulating one or more variables and observing the effect on one or more outcomes while controlling other factors that might influence the outcome(s).
Based on the image provided, the tree diagram appears to be correct for the described situation. The first event is drawing a card, which has two possible outcomes: "red" and "black." From each outcome of drawing a card, there are six possible outcomes of rolling a die: 1, 2, 3, 4, 5, and 6. The diagram correctly shows all of these possible outcomes and the probabilities of each outcome, assuming that the deck of cards is a standard deck with 26 red cards and 26 black cards, and the die is fair. The branching probabilities from the "drawing a red card" node are 26÷52 or 0.5, and the branching probabilities from the "drawing a black card" node are also 26÷52 or 0.5.
Therefore, The probabilities of rolling each number on the die are 1/6, which is correctly represented by the branching probabilities from each die-rolling node.
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The box plots display measures from data collected when 20 people were asked about their wait time at a drive-thru restaurant window.
A horizontal line starting at 0, with tick marks every one-half unit up to 32. The line is labeled Wait Time In Minutes. The box extends from 10 to 14.5 on the number line. A line in the box is at 12.5. The lines outside the box end at 5 and 20. The graph is titled Fast Chicken.
A horizontal line starting at 0, with tick marks every one-half unit up to 32. The line is labeled Wait Time In Minutes. The box extends from 8.5 to 15.5 on the number line. A line in the box is at 12. The lines outside the box end at 3 and 27. The graph is titled Super Fast Food
Which drive-thru typically has more wait time, and why?
Fast Chicken, because it has a large
r median
Fast Chicken, because it has a larger mean
Super Fast Food, because it has a larger median
Super Fast Food, because it has a larger mean
Super Fast Food typically has more wait time because its box plot shows a larger range, with the minimum at 3 and the maximum at 27, compared to the Fast Chicken box plot with a minimum at 5 and a maximum at 20. Additionally, the median of Super Fast Food is 12, compared to the median of Fast Chicken at 12.5. This suggests that the middle value of the data for Super Fast Food is lower than that of Fast Chicken, indicating that Super Fast Food typically has shorter wait times. Therefore, the correct answer is "Super Fast Food, because it has a larger median."
consider the following: which statement is true? question 1 options: this is not a function because some of the elements in the range are not associated with any element in the domain. this is a function. this is not a function because some of the elements in the domain are mapped onto the same element in the range. this is not a function because some elements in the domain have multiple elements in the range associated with it.
The true statement is B. This is a function.
In order to be considered a function, each element in the domain must be associated with exactly one element in the range. As long as every element in the domain is mapped to one and only one element in the range, it is a function. Option A is incorrect because a function does not require every element in the range to be associated with an element in the domain. There can be unused elements in the range without affecting the status of a function.
Option C is also incorrect because having elements in the domain mapped onto the same element in the range does not disqualify it from being a function. Multiple elements in the domain can share a single element in the range, and it will still be a function as long as each domain element is paired with only one range element. Finally, option D is incorrect because if an element in the domain has multiple elements in the range associated with it, then it would not be a function. However, the correct statement, option B, already indicates that this is a function, so option D is not true for the given question.
In conclusion, the statement "this is a function" is true, as long as each element in the domain has exactly one associated element in the range. Therefore, the correct option is B.
The question was incomplete, Find the full content below:
consider the following: which statement is true? question 1 options:
A. this is not a function because some of the elements in the range are not associated with any element in the domain.
B. this is a function.
C. this is not a function because some of the elements in the domain are mapped onto the same element in the range.
D. this is not a function because some elements in the domain have multiple elements in the range associated with it.
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a classroom recorded all the heights, in inches, of their students and calculated the mean, median and mode. the heights are listed below: 38,38,39,39,40,40,40,40,40,40,40,41,42,42,43 after this project, a new student joined the class and wanted to be included in the data. the new student is much taller than the rest of the class at a height of 51 inches. what impact will this have on the statistics that were calculated?
The impact on the mode will be insignificant.
When a new student joined the classroom with a height of 51 inches, the statistics that were calculated will be
impacted in the following ways:
Mean: The mean is calculated by adding up all the heights and then dividing the total by the number of heights. Since
the new student is much taller than the rest of the class, the addition of 51 to the data set will increase the sum of the
data set by a significant amount. This will cause the mean to increase.
Median: The median is the middle number when the data set is ordered from lowest to highest. Since the data set has
an odd number of values, the median is 40. When a new student joins the class with a height of 51 inches, this will
cause the median to increase to 40.5.
Mode: The mode is the number that appears most often in the data set. Since the mode of the given data is 40, adding
a new student with a height of 51 will not change the mode. Therefore, the impact on the mode will be insignificant.
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Adults leaving a library were surveyed about the possibility of an annual fee of $100
to support the library. Of those surveyed, 80% said they were in favor of the fee.
The survey takers concluded incorrectly that 80% of the adult residents of the city
are in favor of the fee.
What would be a better survey? What might be a more believable value for the
percent of adult residents of the city who are in favor of the fee?
The better survey would be when the possibility of adults in favour of fee and not in favour of fee is same that is 50% each.
Explain about the unbiased survey:Everything in surveys revolves around asking the appropriate questions in the right ways since they are meant to elicit feedback. Many polls purposefully and unintentionally ask one-sided questions.
An objective question attempts to avoid using leading language and is fact-based rather than judgmental.
Biased questionnaire items use word choice and sentence structure in a way that affects how respondents react. This is sometimes done on purpose. This usually happens as a result of inadequate survey planning and assessment.
Here are a few advices.
Check your questions to make sure they won't lead to bias in the responses.Make sure all potential responses are included in the answer choices.Ask as few and straightforward inquiries as you can.Don't ask participants to think more than is necessary.Given query:
When adults left a library, they were asked if they would be open to paying a $100 yearly fee to support it. 80% of those polled indicated their support for the fee.The survey respondents came to the false conclusion that the fee is supported by 80% of the city's adult residents.Thus, the better survey would be when the possibility of adults in favour of fee and not in favour of fee is same that is 50% each.
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Examine the following typical corporate bond listing: A 5-column table with 1 row. Column 1 is labeled Bonds with entry N Y Tel 7 and one-fourth 33. Column 2 is labeled current yield with entry 6.9. Column 3 is labeled Volume with entry 18. Column 4 is labeled Close with entry 101 and three-fourths. Column 5 is labeled net change with entry negative startFraction 1 Over 8 EndFraction. In the name column, NYTel is the abbreviated name of the company (New York Telephone) issuing the bond. What was the closing price of the bond? What was the dollar amount? a. 101Three-fourths; $101,750 b. 7One-fourth; $7250 c. 101Three-fourths; $1017.50 d. 107One-fourth; $1072.50
This bond has a Current yield of 6.9 percent, a volume of 18, and a net change of negative one-eighth. The correct answer is (a) 101Three-fourths; $101,750.
The bond listing provided is a typical example of how Corporate bonds are displayed. The table consists of 5 columns with 1 row, where each column provides specific information about the bond.
The first column displays the name of the bond, which in this case is NYTel 7 and one-fourth 33, indicating that it is a bond issued by New York Telephone.
The second column shows the current yield of the bond, which is 6.9 percent.
The third column displays the volume of the bond, which is 18.
The fourth column provides the closing price of the bond, which is 101 and three-fourths.
Finally, the fifth column shows the net change of the bond, which is negative one-eighth.
To answer the question, we need to determine the closing price and dollar amount of the bond. According to the bond listing, the closing price of the bond is 101 and three-fourths. To calculate the dollar amount, we need to multiply the closing price by the face value of the bond. Assuming that the face value of the bond is $1,000, the dollar amount of the bond would be $101,750 (101.75 x 1000).
Therefore, the correct answer is (a) 101Three-fourths; $101,750. This bond has a current yield of 6.9 percent, a volume of 18, and a net change of negative one-eighth. Understanding how to read and interpret bond listings is crucial for investors who want to make informed investment decisions.
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how large must be in order for to exceed 4? note: computer calculations show that for to exceed 20, and for to exceed 100, .
The value of the N must be in order of the 31 so that the value of the Sn will get exceeded by 4.
Only when the kind of sequence is known can the sum of n words in a sequence be calculated. Normally, while computing the sum of an n-number of terms, we take into account arithmetic progression.
The common distinction between each following phrase and each preceding term remains unchanged throughout this process. Natural numbers are an illustration of AP, where the common difference is 1. Hence, in order to determine the sum of all natural numbers, we must be aware of the formula.
[tex]S_N = \sum^N_{k=1} \frac{1}{k}[/tex]
= 1 + 1/2 + 1/3 + 1/4 + ..... 1/N
It is a harmonic series,
Therefore, by trial and error method we get N = 31 to exceed Sn = 4
There are some elimination methods,
ln N + 1/N < Sn < ln N+1
we want Sn > 4
ln N+1/N < 4
maximum value of N is ln N+1/N =4
4<ln N+1 → ln N > 3, N > e³
5<ln N+1 → ln 4, N > e⁴
For Sn to exceed it value maybe in between
e³ < N < e⁴.
20.08 < N < 54.5
As I said it is an approximation it won't give exact value.
By taking a value in that range and check for desired value.
for N = 31 Sn willl exceed '4'.
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Complete question:
How large must N be in order for
[tex]S_N = \sum^N_{k=1} \frac{1}{k}[/tex]
to exceed 100 to exceed 4? Note: Computer calculations show that for SN to exceed 20, N = 272, 400, 600 and for Sn to exceed 100, N = 1.5x10⁴³.
N = ?
This data gives the average number of hours different students spend on the computer each day.
Average time (h): 1.6, 2.0, 2.0, 2.0, 1.8, 1.8, 1.5, 2.0, 1.9, 1.6, 1.9, 1.7, 1.6, 1.6, 2.0, 1.8, 1.5, 2.0
Create a line plot to display this data.
To create a line plot, hover over each number on the number line. Then click and drag up to plot the data.
Students Weekly Computer Time
To display this data on a line plot, we need to create a number line with a range of values from 1.4 to 2.0 with intervals of 0.1.
Then, we can plot each data point by hovering over the corresponding number on the number line and clicking and dragging up to the corresponding value.
The line plot will show a visual representation of the data, with each point representing the average time spent on the computer each day by a different student.
The line connecting the points will show the trend of the data and can be used to make inferences about the overall behavior of the students in terms of their computer usage.
In conclusion, the line plot for the given data on the average number of hours different students spend on the computer each day will show the student's weekly computer time and provide insight into their computer usage patterns.
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I need help i DONT understand
below is a sorted stem-and-leaf diagram for the measured speeds (miles per hour) of 49 randomly chosen vehicles on highway i-80 in nebraska. what is the highest observed speed? stem unit
The highest observed speed is 85 miles per hour.
Below is a sorted stem-and-leaf diagram for the measured speeds (miles per hour) of 49 randomly chosen vehicles on
highway I-80 in Nebraska.
The stem unit is 5. So, the data range is from 50 to 85.
In the stem-and-leaf diagram below, each stem has ten leaves.
The stem-and-leaf diagram for the speeds of the 49 randomly selected vehicles on highway I-80 in Nebraska is as
follows: Stem | Leaf 5 | 08 6 | 013578 7 | 02346678 8 | 0123
The highest observed speed is 85 miles per hour.
The leaf corresponding to the stem 8 is 3, and it is in the last column of the stem-and-leaf diagram.
So, the highest observed speed is 85 miles per hour.
Therefore, the correct option is the one that reads "85."
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Diagonals of a parallelogram bisect each other true or false
A Rectangle has a base of 5 and a height of 9. What is the area of the rectangle ?
Answer:
45
Step-by-step explanation:
Answer:
45
Step-by-step explanation:
Yolanda and her friends were asked to paint a mural on a wall at the park. Yolanda is making a scale drawing of the mural. If every 2 inches of her drawing represents 3 feet of the actual wall, what is the area in square feet of the actual mural?
If every 2 inches of Yolanda's drawing represents 3 feet of the actual wall, we can use the scale factor to convert the dimensions of the drawing to the dimensions of the actual wall.
Since we are dealing with area, we need to square the scale factor.
2 inches : 3 feet
(2 inches / 3 feet)^2 = (2/36)² = 1/324
This means that every square inch of Yolanda's drawing represents 1/324 square feet of the actual wall.
If the area of the mural in Yolanda's drawing is A square inches, then the area of the actual mural is:
A (square inches) x (1/324) (square feet per square inch) = A/324 square feet
Therefore, to find the area of the actual mural in square feet, we need to first find the area of the mural in Yolanda's drawing and then divide by 324.
If the area of the mural in Yolanda's drawing is, for example, 500 square inches, then the area of the actual mural is:
500 (square inches) / 324 = 1.54 square feet (rounded to two decimal places)
Therefore, the area of the actual mural is 1.54 square feet.
[tex] \: \: [/tex]
how can i do (56 4/5+1 1/6) +1 1/3
Answer:
1789/30
Step-by-step explanation:
To solve the expression
You have to convert the mixed fraction => improper:
(284/5 + 7/6) + 4/3
After that add:
1749/30 + 4/3
Add:
1789/30
#1) A scuba diver ascended at a rate of 8ft per second for one minute. What was the elevation over that period of time
#2) A gopher dug a burrow 6ft below ground. He came up 2ft to find food, then dug back down another 8ft. How many feet below ground is he?
Answer:
1. 480ft
2. 12ft below the ground
Step-by-step explanation:
1. 80 × 60 = 480
2. 0 - 6 + 2 - 8 = -12
which point is the vertex of the quadratic function f(x)=x^2-6x+8
Answer:
(3, -1).
Step-by-step explanation:
f(x)=x^2-6x+8
Convert to vertex form by completing the square:
f(x) = (x - 3)^2 - 9 + 8
= (x - 3)^2 -1
So the vertex is at (3, -1).
PLS HELP!!
Will give brainliest!!
The length of the side AC or the height of the smaller equilateral triangle is 3√2 inches.
What is the length AC?The length of the side AC is equal to the height of the smaller equilateral triangle.
We know that in an equilateral triangle, all sides are equal, and all angles are 60 degrees.
Let's call the height of the smaller equilateral triangle h, and the length of one side of the smaller triangle x.
We can use the Pythagorean theorem to find the value of h:
(1/2)x^2 + h^2 = x^2
h^2 = x^2 - (1/2)x^2
h^2 = (1/2)x^2
h = sqrt((1/2)x^2)
Now, we also know that the side of the large equilateral triangle is 6 inches, so x = 6 inches.
Substituting this value into the equation for h, we get:
h = √((1/2)(6^2))
h = √(18)
h = 3√2 inches.
Therefore, the height of the smaller equilateral triangle is 3√2 inches.
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How many solutions does the system of equations below have?
2x - 3y = 6
4x - 6y = 11
For any value of x and y, this equation cannot be true. As a result, the equation system has no solution.
0x + 0y = 1
The elimination approach can be used to resolve the system of equations below.
How does elimination work?
The elimination method is a method for algebraically resolving systems of linear equations. Using fundamental arithmetic operations, we can eliminate any one of the variables in the elimination technique, and then we can simplify the equation to determine the value of the remaining variable1.
The elimination procedure involves the following steps:
1. Choose one variable to leave out.
2. In order to make the coefficients of that variable opposite in sign, multiply or divide both equations by a non-zero constant.
3. Adjust the resulting equations such that the selected variable is removed.
4. Simplify and ascertain the other variable's value.
According to the question:
2x - 3y = 6
4x - 6y = 11
The result of multiplying the first equation by two is:
4x - 6y = 12
We can now take the second equation out of this equation:
4x - 6y = 12
(4x - 6y = 11)
—————————
0x + 0y = 1
For any value of x and y, this equation cannot be true.
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Can someone solve this please
The association on the line is a negative linear assosciation and other solutions are shown below
Calculating the slopeTo find the slope of the line passing through the given points, we use the slope formula
slope = (change in y) / (change in x)
Let's use the points (0, 90) and (8, 40) to find the slope:
slope = (40 - 90) / (8 - 0) = -50 / 8 = -6.25
Calculating the y-interceptThe y-intercept is 90 i,e, when x = 0
Calculating the equation of a lineThe equation is represented as
y = mx + c
Where
m = slope and c = y when x = 0
So, we have
y = -6.25x + 90
The association on the line is a negative linear assosciation
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Find all solutions to the equation in the interval [0, 2pi] Enter the solutions in increasing order. cosine of 2x = cosine of x
The solutions in the interval [0, 2) are:
x = 0 and x = 2π/3.
What is the trigonometric ratio?
The trigonometric functions are real functions that relate an angle of a right-angled triangle to ratios of two side lengths. They are widely used in all sciences that are related to geometry, such as navigation, solid mechanics, celestial mechanics, geodesy, and many others.
Using the identity cos2θ = cos²θ - sin²θ, we can rewrite the equation as:
cos²x - sin²x = cos x
We can then use the Pythagorean identity sin² x + cos² x = 1 to substitute for sin² x:
cos²x - (1 - cos²x) = cos x
Simplifying this equation gives:
2cos² x - cos x - 1 = 0
We can solve for cos x using the quadratic formula:
cos x = [1 ± √(1 + 8)] / 4
cos x = [1 ± √9] / 4
cos x = (1 ± 3) / 4
cos x = 1 or cos x = -1/2
If cos x = 1, then x = 0.
If cos x = -1/2, then x = 2π/3 or x = 4π/3.
However, we need to check that these solutions are in the interval [0, 2). The solution x = 4π/3 is outside this interval, so we discard it.
Therefore, the solutions in the interval [0, 2) are:
x = 0 and x = 2π/3.
In increasing order, the solutions are:
x = 0 and x = 2π/3.
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a manufacturer of a certain type of large ma- chine wishes to buy rivets from one of two manufac- turers. it is important that the breaking strength of each rivet exceed 10,000 psi. two manufacturers (a and b) offer this type of rivet and both have rivets whose breaking strength is normally distributed. the mean breaking strengths for manufacturers a and b are 14,000 psi and 13,000 psi, respectively. the stan- dard deviations are 2000 psi and 1000 psi, respectively. which manufacturer will produce, on the average, the fewest number of defective rivets?
The manufacturer B is calculated to produce, on the average, the fewest number of defective rivets amongst all the manufacturers.
To determine which manufacturer will produce, on average, the fewest number of defective rivets, we need to calculate the proportion of defective rivets for each manufacturer.
Let X be the breaking strength of a rivet from manufacturer A, and let Y be the breaking strength of a rivet from manufacturer B. Then:
P(X < 10000) = P((X - μ_A) / σ_A < (10000 - μ_A) / σ_A) = P(Z_A < -2.5) ≈ 0.0062
where Z_A is a standard normal random variable, and we use the given values μ_A = 14000 psi and σ_A = 2000 psi.
Similarly:
P(Y < 10000) = P(Z_B < -3) ≈ 0.0013
where Z_B is a standard normal random variable, and we use the given values μ_B = 13000 psi and σ_B = 1000 psi.
Therefore, the proportion of defective rivets for manufacturer A is approximately 0.0062, and the proportion of defective rivets for manufacturer B is approximately 0.0013.
Since manufacturer B has a lower proportion of defective rivets, on average, it will produce fewer defective rivets than manufacturer A. So the manufacturer that will produce, on average, the fewest number of defective rivets is manufacturer B.
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if the sample results show that 36 of the workers belonged to unions, what is the p-value for your hypothesis test? find the value of the test statistic. (round your answer to two decimal places.)
The test statistic is z = 0.68, and the p-value is approximately 0.2486.
This problem involves testing the hypothesis that the proportion of union workers in the population has increased from 11.5%.
Let p be the true proportion of union workers in the population.
The null hypothesis is H0: p = 0.115, and the alternative hypothesis is Ha: p > 0.115 (one-tailed test, since we are testing for an increase in union membership).
To find the test statistic, we use the formula for a z-test for proportions:
z = ([tex]\bar p[/tex] - p) / [tex]\sqrt{(p(1-p)/n) }[/tex]
where, [tex]\bar p[/tex] is the sample proportion, n is the sample size, and sqrt denotes the square root function.
In this case, [tex]\bar p[/tex] = 36/300 = 0.12, n = 300, and p = 0.115.
Substituting these values into the formula, we get:
z = (0.12 - 0.115) / [tex]\sqrt{(0.115(1-0.115)/300) }[/tex]≈ 0.68
To find the p-value, we need to find the probability of getting a test statistic as extreme or more extreme than 0.68, assuming that the null hypothesis is true (i.e., assuming that p = 0.115).
Since this is a one-tailed test, we need to find the area under the standard normal curve to the right of 0.68:
p-value = P(Z > 0.68) ≈ 0.2486
Using a standard normal distribution table or a calculator, we find that the area to the right of 0.68 is approximately 0.2486.
Therefore, the p-value for the test is approximately 0.2486.
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Question: You may need to use the appropriate appendix table or technology to answer this question. An agency reports that historically 11.5% of workers in a particular country belong to unions. Suppose a sample of 300 workers is collected to determine whether union efforts to organize have increased union membership. If the sample results show that 36 of the workers belonged to unions, what is the p-value for your hypothesis test? Find the value of the test statistic. (Round your answer to two decimal places.) Find the p-value. (Round your answer to four decimal places.) p-value = ?
3. Helena wants to build a plant stand like the one
shown, and she wants to find its volume. Draw
line(s) to show how she might divide the stand
into two or more sections to make finding the
volume easier.
Find the volume of each section you identified.
Then find the total volume of the stand. Explain.
The total volume of the plant stand is given by the sum of these expressions: (x+1)³ + (x+1) * (x+1) * (x-1) + (2x+3) * (2x-2) * (x+1)
What is volume?Volume refers to the amount of space occupied by an object or substance. It is typically measured in cubic units (such as cubic centimeters, cubic inches, or liters) and is used to describe the size or capacity of an object or container. Volume can also refer to the loudness or intensity of a sound. In physics, volume is an important measurement in determining the properties and behavior of gases, liquids, and solids.
Here,
Let's calculate the volume of each section based on the given sides.
Cube with sides x+1:
The formula for the volume of a cube is V = side³, where side is the length of one of its sides. In this case, the side length of the cube is x+1, so the volume of this section would be:
V1 = (x+1)³
Cuboid with sides x+1, x+1, and x-1:
The formula for the volume of a cuboid is V = length * width * height. In this case, the length would be x+1, the width would be x+1, and the height would be x-1. So the volume of this section would be:
V2 = (x+1) * (x+1) * (x-1)
Cuboid with sides 2x+3, 2x-2, and x+1:
Similarly, using the formula for the volume of a cuboid, the volume of this section would be:
V3 = (2x+3) * (2x-2) * (x+1)
Now, to find the total volume of the plant stand, we can add up the volumes of all three sections:
Total volume = V1 + V2 + V3
= (x+1)³ + (x+1) * (x+1) * (x-1) + (2x+3) * (2x-2) * (x+1)
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Jeremy rides his bike at a rate of 12 miles per hour. The table below
represents the number of hours and miles Kevin rides. Assume both bikers
ride at a constant rate.
Answer:
A) Jeremy has the greater speed.
B) y = 23x
C) See graph
D) The slope is 23. This means that Lauren can travel 23 miles in 1 hour.
Step-by-step explanation:
Part A:
Kevin's rate is 11.5 miles per hour.
Take two points, I used (2,23) and (4,46) to find the rate for Kevin.
Find the change in y over the change in x. The y values are 46 and 23. The x values are 4 and 2. You find the change by subtracting
[tex]\frac{46-23}{4-2}[/tex] = [tex]\frac{23}{2}[/tex] = 11.5
Part B:
If Kevin's rate is 11.5, then Lauren's rate is 23
Part C:
See graph
Part D :
The slope for C is 23. This means that Lauren can ride 23 miles in one hour.
Helping in the name of Jesus.
The measure of angle w is 100°, and the measure of angle z is 68°. a triangle has angles x, y, z. the exterior angle to angle x is w. what is the measure of angle y? 12° 32° 80° 168°
The measure of angle y is 32°.
To find the measure of angle y, follow these steps:
1. Since the exterior angle to angle x is w, and w measures 100°, we can use the fact that the sum of an interior angle and its corresponding exterior angle is 180°.
So, angle x = 180° - 100° = 80°.
2. Now we know that a triangle has angles x, y, and z.
The sum of angles in a triangle is always 180°.
We have x = 80° and z = 68°,
so we can find angle y as follows:
y = 180° - (80° + 68°)
= 180° - 148°
= 32°.
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In how many places does the graph of f(x) = x4 + 10x3 + 24x2 cross or touch the horizontal axis?
Answer: 3 times
Step-by-step explanation:
Setting up the equation
If the function touches the horizontal axis, that means y=0, or f(x)=0 at that point(s).
So, we set our equation equal to 0
[tex]0=x^4+10x^3+24x^2\\[/tex]
Factor out x^2
[tex]0=x^2(x^2+10x+24)[/tex]
So, either [tex]x^2[/tex] or [tex](x^2+10x+24)[/tex] must equal zero
Factoring
[tex]x^2+10x+24=0\\(x+6)(x+4)=0\\[/tex]
x=-6 or x=-4
from before, [tex]x^2 = 0\\x=0[/tex]
So, f(x) equals zero at 3 places, when x=0, when x=-6, and when x=-4
Find the first derivative of y=e^4x sin 4x
We use the product rule and the chain rule to find the derivative of y = e^4x sin 4x.
y = e^4x sin 4x
y' = (e^4x)(4sin 4x + cos 4x(4))
y' = 4e^4x(sin 4x + cos 4x)
Therefore, the first derivative of y=e^4x sin 4x is y' = 4e^4x(sin 4x + cos 4x).
Interpretation: The first derivative gives the instantaneous rate of change of the function at each point. In this case, the derivative represents the rate at which the amount of medicine remaining in a person's bloodstream changes with respect to time x. The function has a maximum or minimum when the first derivative is equal to zero.
Find the value of the variable in the equations given.
ANSWER: EQUATIONS:
a = ? a + 7 = 20
c = ? c - 12 = 29
b = ? 46 + 12 = 60
x = ? 5x + 2x = 35
z = ? 127 - 57 - 9 = 40
y = ? 5y + 3y + 4 = 68
x = ? 2(x + 4) = 24
q = ? 6(5g - 7) = 18
pls answer this plsplspls
I will solve each equation one by one to find the value of the variables:
The Math Solutionsa + 7 = 20
a = 20 - 7
a = 13
c - 12 = 29
c = 29 + 12
c = 41
46 + 12 = 60
b is not present in the equation. This equation cannot be used to find the value of b.
5x + 2x = 35
7x = 35
x = 35 / 7
x = 5
127 - 57 - 9 = 40
z is not present in the equation. This equation cannot be used to find the value of z.
5y + 3y + 4 = 68
8y = 68 - 4
8y = 64
y = 64 / 8
y = 8
2(x + 4) = 24
2x + 8 = 24
2x = 24 - 8
2x = 16
x = 16 / 2
x = 8
6(5g - 7) = 18
30g - 42 = 18
30g = 18 + 42
30g = 60
g = 60 / 30
g = 2
Read more about variables here:
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A rectangular house is 43 yards wide and 127 yards long. What is its perimeter?
What is the radius of a sphere with a volume of 12,348π cubic feet?
Answer:Radius = 21
Step-by-step explanation:
Volume of a sphere = 4/3 * pie * radius^3
12,348 pie = 4/3 * pie radius ^3
12,348 = 4/3 * radius^3
(12,348 * 3)/ 4 = radius^3
9261 = radius^3
radius = 21
write in fully simplified slope intercept form please
Answer:
Step-by-step explanation: