74 Answered Questions for the topic rate of change

Rate Of Change Math Proportions

06/03/20

what is the rate of change

the temperature of the water is being heated is 20°c after 5 minutes the temperature is 45°c. what is the rate of change of the temperature of the water?
Rate Of Change Calculus Limits Derivation

05/18/20

Find the rate of change

given p(t) = 48/(2+10e^-t) Find the rate of change at time t evaluate lim t->infinity p'(t)
Rate Of Change Calculus Rate Change

05/18/20

Find the rate of change

given c(t) = e^(-0.06t)-e^(-0.44t), find the rate of change after 2h.At what time does the rate begin to decrease?
Rate Of Change Math Algebra 1 Algebra 2

02/07/20

How do I find rate of change of the following(k)? and is this how you find y-intercept of exponential functions??

f(x)=7^x and is the y-intercept 1 since x=0... 7^0=1, but how do you find the value of k? I know there is not k, which some are ya are confused in but k is not a variable, its something you have... more
Rate Of Change Algebra 1

12/08/19

(too long for title box)

Kayla consumed 1800 calories on Monday. She consumed 500 more calories on Tuesday than she did on Monday. On Wednesday, she consumed 100 calories less than she had on Tuesday. Find the rate of... more

10/06/19

After 1 hour, a vehicle traveled 44 miles, after 4 hours, it traveled 152 miles.

If they maintain the same average rate of change, which is 36 miles an hour, how many hours will it take to go 487 miles? How would I find this?
Rate Of Change Algebra 2

04/08/19

How can I find the average rate of change from 2 to 8

X= 2 4 6 8 10 12 14Y= 3 8 13 18 23 28 33
Rate Of Change Calculus

04/02/19

Multiple Choice Rate of Change Question

A chemist is experimenting with the properties of a chemical compound. He conducts an experiment in which he drops a sample of the chemical compound into a beaker and then applies even heat to the... more
Rate Of Change Calculus

04/02/19

Multiple Choice Rate of Change Question

Examine the graph, which shows rational function f(x)= −x+1/x−2 and radical function g(x)= √8(x+7) −9. Then, answer the questions.Part A: Which sentence correctly compares the average rates of... more
Rate Of Change Calculus

04/02/19

Rate of Change Question

Examine the following graph, which includes function f(x), as well as a line that passes through (0,0) and is tangent to f(x) at (0.5, 0.65). Then, answer the question.What is the instantaneous... more
Rate Of Change Math Algebra 2 Intervals

11/28/18

h(x)=-2x^3 on [x, x+h]

Find the rate of change for the expression:h(x)=-2x^3 with the interval [x, x+h]
Rate Of Change Slope Derivative Rate

10/28/18

Rate of Change for the value of y

If y'(8)=1/12, how much would you think y would change between x=8 and x=8.12? (Hint: y' measures the rate of change of y per unit of change of x)I tried to use y2-y1/x2-x1 and set it equal to 1/12... more
Rate Of Change

09/18/18

to water a lawn adequately , it takes 699 gal of water for every 1000 sq ft . what is the rate in gallons per square foot

Don’t understand the rate
Rate Of Change

09/15/18

at what time will the container be completely empty?

water ia leaking out of a container. at 2pm the container contains 3.2L of water. by 4:30pm the container only holds 2.3L of water.
Rate Of Change

09/05/18

A hot air balloon went from an elevation of 5,151 feet to an elevation of 3,317 feet in 28 minutes. What was its rate of descent?

5151 to 3317 in 28 minutes what is the rate of change
Rate Of Change

08/05/18

Flying against the wind, a jet travels 5180 mi in 7 hours. Flying with the wind, the same jet travels 6200 mi in 5 hours.

What is the rate of the jet in still air and what is the rate of the wind?
Rate Of Change

07/19/18

. How long does it take for the population to double?

A colony of bacteria with an initial population of 5000 grows over time t(in hours) at a rate of 16% per hour.How long does it take for the population to double?
Rate Of Change

05/13/18

a function of units produced x is C(x)=235+29x−0.05x^2. What is the cost to produce unit 16?What is the marginal cost at x=15?

I am struggling to figure out how to answer this question, I know that I need to find the marginal cost but do not know how to derive that from the total cost function
Rate Of Change Math

03/16/18

Landry has made 1,239 cups of coffee with her coffeemaker

Landry has made 1,239 cups of coffee with her coffeemaker, and she has changed the reusable filter 6 times. She needs to change the filter again and wants to know how many cups of coffee she can... more
Rate Of Change Word Problem

03/13/18

Word problem about two mechanics

Two mechanics worked on a car. One worked 20 hours and the other worked 15 hours. Together they made $3125. What is the rate chaeged per hour by each mechanic if the sum of the two rafes was $170?

02/11/18

Instantaneous rate of change

y=f(x)=x2 -4x   Find the instantaneous rate of change of y at x=6

02/10/18

Rate of change in production

The total cost c(x) incurred by Aloha company in manufacturing surf boards a day given by c(x)=-10x2+300x+130 (0≤x≤15)   a. calculate c'(x) b. what is the rate of change in total cost when level... more
Rate Of Change Algebra

12/30/17

What does 500 represent in the expression for the size of population?

The expression 500(2)x can be used to determine the size of a population that grows over a period of time. What does 500 represent in the equation?
1 3

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