The temperature of a heat-producing chemical reaction is directly proportional to the square of the time elapsed. The reaction started at 0 degrees

Answers

Answer 1
It is going to turn around

Related Questions

A new social media site is increasing its user base by approximately 5% per month. If the site currently has 27,870 users, what will be the approximate user base be 6 months from now?

Answers

Answer:

37,349

Step-by-step explanation:

month 1

27870 x .05 = 1394

27870 + 1394 = 29264

month 2

29264 x .05 = 1463

29264 + 1463 = 30727

month 3

30727 × .05 = 1536

30727 + 1536 = 32263

month 4

32263 x .05 = 1613

32263 + 1613 = 33876

month 5

33876 x .05 = 1694

33876 + 1694 = 35570

month 6

35570 x .05 = 1779

35570 + 1779 = 37349

Answer:

35,570

Step-by-step explanation:

solution 1 - Multiply by 5%, 6 times. Easter to calculate without a calculator, long process.

1. 27870*1.05= 29,263.5

2. 29263.5*1.05=30726.675

3.repeat

4.repeat

5.repeat

6.repeat

if it's hard for you to multiply by 1.05, you can always divide by 20 or divide by 10 then by 2 (like the below)

1. 27870÷10= 2,787

2. 2787÷2= 1393.5

3. 27870+1393.5 = 29263.5

solution 2 -Fast but probably needs a calculator

1. 27870*1.05^(5)= 35570

1.05 = monthly increase

power of 5 = ^(5) = 6 months - 1 = 5

If the length of a rectangle is doubled, and its width is multiplied by 4, the area
of the rectangle is multiplied by —

Answers

Answer:

The area would be multipled by 8

Step-by-step explanation:

Say you have a rectangle with the length of 5 and the width of 3, the area would be 15. Double the length, 10, and quadruple the width, 12. The area would be 120. 15 × 8 = 120.

Sorry if I'm wrong.

On the cone below, the length of Line C B is 6 inches. A cone. C D is the diameter, C B is the radius, and A B is the height. What is the length of the diameter of the cone? 3 inches 6 inches 12 inches 24 inches

Answers

Answer:

12 inches

Step-by-step explanation:

Find the diagram attached;

Given the length of the line CD as 6inches.

Note that line CD is the base radius of the cone;

Since radius = Diameter/2

CD = diameter/2

6 = diameter/2

Diameter = 6 * 2

Diameter = 12 inches

Hence the length of the diameter of the cone is 12 inches

Answer:

12

Step-by-step explanation:

A box of cereal states that there are 87 calories in 3/4 cup serving? How many calories are in two cups of cereal?

Answers

but I hope this helped

If 8n + 25 = 65, then n is
a. 5.
648.
less than
of 45 is
b. 10.
C. 40.

Answers

8n+25=65
-25
8n=40
n=5 (answer choice a)

8n + 25 = 65

8n = 65 - 25

8n = 40

8n/ 8 =40/8

n = 5..

firstly I made 8n the subject of the formula by taking 25 to the other side which gives u 8n = 65 - 25and the reason why the sign changed chnged os because when send a number to the other side the sign changes and then i divided both sides by 8

Is maths hard or easy?

Answers

Maths can be hard or easy, depending on the level of difficulty and the individual's experience and understanding numbers.

Maths is a subject that can range in difficulty depending on the level of complexity and the individual's experience and knowledge. Some people may find it easy, while others may find it difficult. In the end, it all depends on the level of understanding and the amount of effort put into learning and practicing.

Maths can be hard or easy, depending on the level of difficulty and the individual's experience and understanding numbers

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Answer:

BOTH!

Step-by-step explanation:

See math can be easy or hard. It all depends on YOU. The equation itself isn't hard at all. Mybe a little more work to put in. but its your brain that tells you comething is too challenging or too hard. Now if you are a straight A students and you love math then ofcource your going to be like this is easy!

Which function has an asymptote at x = pi?
A. y=sec x
B. y=tan x
C. y=csc x
D. y=cos x

Answers

Answer:

C. y = csc x

Step-by-step explanation:

--------------------

Answer:

y=sec x

Step-by-step explanation:

this is the correct answer, i put in the other persons answer and got it wrong

mm 7 You have a part-time job that pays $4.75/hr with tips averaging $4.50/hr. Your deductions are FICA (7.65%), federal tax withholding (12.5%), and state tax withholding (6.85%). You work 20 hours per week.
3. You want to save $40.00/wk, how much is left of your discretionary income per week? Assume that all of the income from your part-time job is discretionary. (1 point) $ wk

4. You decide to save 15% of your realized income. How much do you save per month? (1 point) $ /month​

Answers

Answer:

95.05

81.03

Step-by-step explanation:

Answer:

Gross weekly income:

20(4.5 + 4.75) = $185.00

Deductions:

180(12.5 + 7.65 + 6.85)/100 = $48.60

Net weekly income:

185 - 48.60 = $136.40

3.

Saving $40, the amount left per week:

136.40 - 40 = $96.40

4.

Saving 15%, the amount saved per month (4 weeks):

136.40*0.15*4 = $81.84

15. Find the lengths of the sides of the kite KITE. (Answer in simplest radical form and show work)

Answers

The lengths of the sides of the kite LM is 13√2.

How does Pythagoras' rule work?

According to the Pythagorean theorem, the hypotenuse of a right-angled triangle's other two sides add up to a square whose length equals the hypotenuse's.

The hypotenuse (longest side) of a right-angled triangle's square is equal to the sum of its other two sides, according to the Pythagoras theorem (base and perpendicular). Hypotenuse2 = Base2 + Perpendicular2 is how this is expressed. A2 + B2 = C2 is the formula for the hypotenuse.

According to question:-

LM = 13√2

Hypotenuse = Base 2 + Perpendicular 2.

So,

LM = √7² + 17²

LM = √49 + 289

LM = √338

LM = 13√2.

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help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

8 x 12 x 20 = 1920/2 = 960 cm^2

hope this helped

answer= 960

Step-by-step explanation:

A particle moves along the x-axis so that at time
t

0
t≥0 its position is given by
x
(
t
)
=
t
3

6
t
2

29.
x(t)=t
3
−6t
2
−29. Determine the total distance traveled by the particle from
0

t

7.
0≤t≤7.

Answers

The total distance traveled from 0 ≤ t ≤ 7, considering the position function x(t) = t³ - 6t² - 29, is given as follows:

288.75 units.

How to obtain the total distance traveled?

The position function for this problem is defined as follows:

x(t) = t³ - 6t² - 29.

The total distance traveled over an interval [a,b] is given by the definite integral of the function x(t) over the interval from x = a to x = b.

The definite integral in this problem is calculated as follows:

I = 0.25t^4 - 2t³ - 29t, from t = 0 to t = 7.

Applying the Fundamental Theorem of Calculus, the total distance is calculated as follows:

I = 0.25(7)^4 - 2(7)³ - 29(7) - (0.25(0)^4 - 2(0)³ - 29(0))

I = 288.75 units.

(which is the absolute value of the result of the definite integral).

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Ricardo is 30 years old. He plan to retire when he is 60. He has opened a retirement account that pays 3,5% interest compounded monthly. If he makes monthly
deposits of $400, how much will he have in the account by the time he retires?

Answers

9514 1404 393

Answer:

  $254,165

Step-by-step explanation:

Assuming payments are made to the account at the end of the month, the balance is the sum of a geometric series with first term 400 and common ratio (1+0.035/12). The sum of 360 payments will be ...

  400((1+0.035/12)^360 -1)/(0.035/12) ≈ $254,165

Ricardo will have about $254,165 in his retirement account after 30 years.

How do you prove inverse?

Answers

To prove the inverse :

In the equation expressing the function, swap out f(x) for y.Swap out x and y. To put it another way, swap out every x for a y and vice versa.Solve for y.Change y to [tex]f^{-1}[/tex] (x).

You assemble the functions (that is, insert x into one function, plug that function into the suggested inverse function, then simplify) and check that you end up with simply "x" to establish (or refute) that two functions are the inverses of one another. The functions are inverses if you get x; otherwise, they are not.

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a group of five people can do a piece of work in 6 hours calculate the time a group of 8 people will take to complete the same work ​

Answers

Answer:

3.75 hours

Step-by-step explanation:

Total time needed

5 * 6 = 30 hours

with 8 people

30/8 = 3.75 hours

3.75 hours i think
5•6=30
30/8=3.75

someone help me pleaseee , whoever answers first i will mark as brainlyesy

Answers

Answer: the 1st one. can i get brainlist

Step-by-step explanation:

Answer:

Point form: (-6,15)

Equation Form: x = -6, y=15

Step-by-step explanation:

A boat moving at a constant rate will travel 26 miles in 2 hours. If the boat maintains this rate, how many miles will the boat travel in 5 hours?

Answers

Given:

A boat moving at a constant rate will travel 26 miles in 2 hours.

To find:

The distance that will the boat travel in 5 hours.

Solution:

It is given that,

The distance traveled by the boat in 2 hours = 26 miles

The distance traveled by the boat in 1 hour = [tex]\dfrac{26}{2}[/tex] miles

                                                                        = [tex]13[/tex] miles

The distance traveled by the boat in 5 hour = [tex]5\times 13[/tex] miles

                                                                         = [tex]65[/tex] miles

Therefore, the boat will travel 65 miles in 5 hours.

Paul took a 140 mile trip on his motorcycle. If he drove 60% of his trip on the first day, how many miles did Paul drive on day one? Answer value

Answers

Answer:

84 miles

Step-by-step explanation: 140/100 x 60 which gives you 84 miles

140/100 x 60 , which gives you 84 miles

A hurricane blows onto the East Coast of the United States on September 16, 2017. The maximum sustained wind speed is 176 kilometers (109 miles) per hour and the sea level height is pushed 2.3 meters (7.5 feet) above normal. What category is this hurricane

Answers

This hurricane would be classified as a Category 2 hurricane on the Saffir-Simpson Hurricane Wind Scale.

What hurricane classification is this?This hurricane would be classified as a Category 3 hurricane. The Saffir-Simpson Hurricane Wind Scale is used to classify hurricanes based on their maximum sustained wind speeds.Category 3 hurricanes have wind speeds between 178 and 209 kilometers (111 and 130 miles) per hour.The maximum sustained wind speed of this hurricane is 176 kilometers (109 miles) per hour, which is below the threshold for Category 4 hurricanes, but still within the range of Category 3 hurricanes. The storm surge is also a major factor in the classification of hurricanes. Storm surges are caused by the winds of a hurricane pushing the water of the ocean up onto the coast.This hurricane has a storm surge of 2.3 meters (7.5 feet).The Saffir-Simpson Hurricane Wind Scale does not take into account the height of storm surges. Therefore, this hurricane would be classified as a Category 3 hurricane due to its maximum sustained wind speed of 176 kilometers (109 miles) per hour and the storm surge of 2.3 meters (7.5 feet).The Saffir-Simpson Hurricane Wind Scale is a useful tool for measuring the severity of a hurricane and can help to prepare people in its path.

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A line pae through the origin and through point A(−2, b í 14) and B(14 í b, 72). What i the greatet poible value of b?

Answers

The greatest poible value of b is (72-14)/(14-(-2))×(x+2)+14.

What is possible value?

Possible value is the potential for something to have a particular outcome, result, or consequence. It is the amount of beneficial or desirable result that can be achieved, given the available resources. Possible value is often determined by assessing various factors such as cost, risk, and time. It is an important concept in economics, finance, and business, as it helps to identify the most beneficial course of action.

The greatest possible value of b is found by solving the equation of the line through A and B, which is y = (72-14)/(14-(-2))×(x+2)+14.

Setting the y-value to 0 and solving for x gives x = -14, which means b = 14. Therefore, the greatest possible value of b is 14.

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Determine the volume of the right cylinder
-4.2 ft
12.3 ft
A. 324.59 ft.
B. 1.996.22 ft
C. 681.64 ft
D. 2.726.55 ft.

Answers

I don’t know I’m sorry

What are the worst and best time complexity and the best and worst time input given to sort a set of elements using bubble sort?

Answers

With a temporal complexity of O(n2) in the average and worst circumstances, and O(n) in the best case, Bubble Sort is a simple, reliable sorting algorithm.

what is algorithm ?

A mathematical algorithm is a process that describes a series of steps that can be used to accomplish a mathematical computation. A typical illustration of a mathematical algorithm would be the step-by-step process used in long division. Integral calculus and differential calculus are the two varieties of calculus. These fields work together to let you calculate rate of change, a crucial component of many algorithms and programs. Particularly crucial are differential equations.

given

With a temporal complexity of O(n2) in the average and worst circumstances, and O(n) in the best case, Bubble Sort is a simple, reliable sorting algorithm.

The outer loop, in the worst case, executes O(n) times.

Therefore, bubble sort's worst-case time complexity is O(n x n) = O(n x n) (n2).

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one more than 4 times a number is 14​

Answers

Answer:

13 / 4 ( or ) 3.25

Step-by-step explanation:

Let the number be x.

4 times a number means,

4 ( x ) = 4x

One more than 4 times a number means,

4x + 1

One more than 4 times a number is 14,

4x + 1 = 14

4x = 14 - 1

4x = 13

x = 13 / 4

( or )

x = 3.25

Therefore, the number is 13 / 4 ( or ) 3.25

Someone help me pleaseeee

Answers

Answer:

1/5

Step-by-step explanation:

formula is y = kx

k is the constant of proportionality

when x is 5 y is 1

when x is 10 y is 2

so 1 = k * 5

so k = 1/5

The numerator of a fraction is 2 less than its denominator. If 3 is subtracted from the numerator and from the
denominator, the new fraction obtained is. Find the fraction.
A set of multimedia equipment costs $1900, By setting up an inequality, find the maximum number of sets of

Answers

The Fraction for the given word problem is x/y = 9/11

What is Fraction?

A fraction, which derives from the Latin word fractus, meaning "broken," is a portion of a whole or, more broadly, any number of equal parts. A fraction, such as one-half, eight-fifths, or three-quarters, indicates the number of parts of a particular size when it is used in everyday speech.

Let the fraction be x/y

The numerator of a fraction is 2 minus its denomination.

⇒ x = y - 2 .....(i)

When 3 is subtracted from numerator and from denomination the new fraction obtained is 3/4

⇒ x - 3/y - 3 = 3/4

Can also be written as

⇒ 4(x + 3) = 3(y - 3)

⇒ 4x - 12 = 3y - 9

⇒ 4x - 3y = -9 + 12

⇒ 4x - 3y = 3 .....(ii)

Substitute the value of (i) in (ii)

⇒ 4x - 3y = 3

⇒ 4(y - 2) - 3y = 3

⇒ 4y - 8 - 3y = 3

⇒ y - 8 = 3

⇒ y = 3 + 8

⇒ y = 11

Putting the value of y in (i).

⇒ x = y - 2

⇒ x = 11 - 2

⇒ x = 9

Hence, Fraction = x/y = 9/11

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what is the y intercept

Answers

Answer:

-1

Step-by-step explanation

-1 is where the line intersects the y-axis

Show all work to multiply quantity 2 plus the square root of negative 25 end quantity times quantity 4 minus the square root of negative 100 end quantity

Answers

Answer:

[tex](2+\sqrt{-25} ) * (4-\sqrt{-100})[/tex]

(2 + 5i)(4 - 10i), which is 58

58 is your answer

Step-by-step explanation:

Answer:

Hey :))

Step-by-step explanation:

(2 + 5i)(4 - 10i), which is 58

I hope this helps you!!

Part A) based on your answer to answer to part a, are there any values that can be eliminated from the solution set

Answers

The values that can be eliminated from the solution set of the inequality are given as follows:

Values of x ≤ 0.

How to calculate the perimeter of a rectangle?

The perimeter of a rectangle of length l and height h is given by the formula presented as follows:

P = 2(l + h).

The dimensions for this problem are given as follows:

Length l = x + 4.Height h = x.

The perimeter must be less than 120, hence the inequality is given as follows:

2(x + 4 + x) < 120

4x + 8 < 120

4x < 112

x < 28.

However, a side length must assume positive values, meaning that values of x ≤ 0, that is, zero and negative values, are eliminated from the solution.

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Roxanne is comparing the monthly payments for a new car at two different car dealerships.

Dealership A: The car costs $30,000, and the loan has an annual interest rate of 4.8%.
Dealership B: The car costs $29,800, and the loan has an annual interest rate of 5.4%.

Use the formula to determine the monthly payment for each dealership.

Assume that both interest rates are compounded monthly, there is no down payment, and each loan is for 60 months.

Answers

9514 1404 393

Answer:

  A: $563.39

  B: $567.84

Step-by-step explanation:

The attached shows the formula. The graphing calculator evaluates it for the different car choices.

The monthly payment for the car from Dealership A is $563.39.

The monthly payment for the car from Dealership B is $567.84.

255 toothpicks in each box if 1 fifth of the total toothpicks are broken how many are not broken​

Answers

Answer:

204 toothpicks

Step-by-step explanation:

255/5 = 51

51 times 4 = 204

Find m (angle) 1 . Then classify the triangle by its angles.


M (angle) 1 =

Answers

Answer:

60 degrees and an equilateral triangle

Step-by-step explanation:

every triangle adds to 180 degrees

add 60+60=120

180-120=60 to find remaining angle

all angles are the same which makes all sides the same: equilateral

Answer:

1 =60

Step-by-step explanation:

a+b+c=180

60+60+c=180

120+c=180

-120. -120

c=60

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Rex rabbits have short fur and Angora rabbits have long fur. When mated together these rabbits produce offspring with medium length fur. On a sheet of paper, make a Punnett square showing a cross that could result in the birth of short fur, long fur and medium fur babies. What would be the parent genotypes that could result in short fur, long fur, and medium fur babies? Verbal Aptitude In the following pick out the words that are wrongly spelt 1. radii stadia umbrella alumni 2. mosque asle aisleajar3. quaff abattoir yacht isle4. vaccine cokroach kangaroo fable5. baboon barbecue barberkindagaten What is the name of longest side of triangle? Why did the United States ultimately won the Cold War? Was their policy of containing communism ultimately successful? Or was the Soviet Union just not able to keep up? A woman goes to the doctor and has a blood test.The test shows she has a low red blood cell count. Predict the symptomsthat prompted her to go to the doctor. How is Mr Hyde presented in Chapter 4? Complete with the quantity you would like.1. un__________de zanahorias congeladas2. un________de mayonesa y un________de mostaza3. una__________de agua mineral4. un_______de sardinas y un-________ de atn5. un_________de espaguetis6. seis_________de jamnno dam links Orion Corporation has established the following standards for the prime costs of one unit of its chief product, dartboards. Standard Quantity Standard Price or Rate Standard CostDirect material 8.00 pounds 1.75 per pound 14.00 Direct labor 0.25 hour 8.00 per hour 2.00 Total 16.00 During June, Orion purchased 160,000 pounds of direct material at a total cost of $304,000. The total wages for June were $42,000, 90 percent of which were for direct labor. Orion manufactured 19,000 dartboards during June, using 142,500 pounds of the direct material purchased in June and 5,000 direct-labor hours.Required:Compute the following variances for June. (Do not round intermediate calculations. Indicate the effect of each variance by selecting "Favorable" or "Unfavorable". Select "None" and enter "0" for no effect (i.e., zero variance).) When Bach was attempting to leave the Dukes castle with his manuscripts, he was accused of stealing. What was Bachs response? Which of the following statements accurately describes the path of oxygenated blood?A. Oxygenated blood is taken to the heart, from the lungs into the left atrium via the pulmonary arteriesB. Oxygenated blood is taken to the heart, from the lungs into the right atrium via the pulmonary veinsC. Oxygenated blood is taken to the heart, from the lungs into the left atrium via the pulmonary veinsD. Oxygenated blood is taken to the heart, from the lungs into the left ventricle via the pulmonary veins(NO LINKS) The most important federal law involved in the expansion of the franchise in Texas was thea) passage of the Fifteenth Amendment.b) Civil Rights Act of 1964.c) Voting Rights Act of 1965.d) Motor Voter Act of 1993. 3. Target is selling two popular toys this year for kids. Toy x is a Power Treads and toy y is anAmerica Girl Doll. Target pays $8 each for the Power Treads and $14 each for the America GirlDoll. One unit of Power Treads yields a profit of $2 while an America Girl Doll yields a profit of$3. Target estimates that no more than 2,000 toys will be sold-every month and does not planto invest more than $20,000 in inventory for these toys. How many units of each type of toysshould be stocked in order to maximize the monthly total profit? What are the vertices? What are the constraints? What is the profit equation? Given: quadrilateral MATH; M(-5,-2), A(-3,2),T(3,2) and H(1,-2)Prove: MATH is a parallelogramState the formula you will be using.Show all work. How do the law enforcement officials behave in expected and unexpected ways during Rosa's arrest? Please select the word from the list that best fits the definitionhelp relieve the symptoms of a viral infectiongenetic materialactiveinactivevaccinesover-the-counter medicationsability to multiply How many destroyers did the US give to Britain? Do you have to be a citizen to have unalienable rights? Select ALL of the statements that accurately portray the role of natural slection in antibiotic resistance. Find m/R.P(3x + 5)2(8.x-12)S what year was abraham lincoln assasinaded?