Direct, Inverse, and Joint Variation

Question 1

Find the constant of variation for the relation and use it to write an equation for the statement. Then solve the equation.

Revolt · Accepted Answer

C

Question 2

Which statement correctly describes the relation between the variables in the equation .

Revolt · Accepted Answer

C varies directly as d

Question 3

Find the constant of variation for the relation and use it to write an equation for the statement. Then solve the equation.

Revolt · Accepted Answer

D

Question 4

What is the relation between the variables in the equation ?

Revolt · Accepted Answer

y varies inversely as x

Question 5

Explain why the graph below does not represent a direct variation.

Revolt · Accepted Answer

the line does not go through the origin

Question 6

Find the constant of variation for the relation and use it to write an equation for the statement. Then solve the equation.

Revolt · Accepted Answer

A

Question 7

If y varies directly as the square of x and when , then when .

Revolt · Accepted Answer

F

Question 8

Find the constant of variation for the relation and use it to write an equation for the statement. Then solve the equation.

Revolt · Accepted Answer

B

Question 9

Find the constant of variation for the relation and use it to write an equation for the statement. Then solve the equation.

Revolt · Accepted Answer

D

Question 10

If y varies jointly as x and the cube of z and when and , then when and .

Revolt · Accepted Answer

F

Direct, Inverse, and Joint Variation Answers