Chapter 6 Test Review

Determine whether the relation is a function.

• Yes

• No

• Sometimes

• Go Patriots!

Determine whether the relation is a function.

• Yes

• No

• Maybe

• Go Red Sox!

Find the value of y for the given value of x.

y = 2x - 3; x= - 4

• y = 5

• y = -5

• y = 11

• y = - 11

Find the value of y for the given value of x.
y = 2 - 9x; x=  $\frac{2}{3}$  

• y = - 4

• y = 8

• y = -18

• y = 0

Use the graph to write a linear equation that relates y to x

• y =   $\frac{2}{3}$  x +2

• y =  $-\ \frac{3}{2}$  x + 2

• y =  $-\frac{2}{3}$  x + 2

• y =  $-\frac{2}{3}$  x + 3

What is the y- intercept of y = 1- 3x?

• 1

• 3

• -3

• 0

What does the graph of x = 3 look like?

• A horizontal line

• A vertical line

• You cannot graph this

• Positive slope

What kind of a function is this?

• Linear function

• Nonlinear function

• Horizontal line

• Vertical line

Write a function rule for "The output is six less than the input."

• x = 6-y

• y = 6-x

• x = y-6

• y = x-6

The table shows the number of meters a water skier travels in x minutes. Write a function that relates x to y.

• y = -600x +1

• y = $\frac{1}{600}$ x + 1

• y = -600

• y = 600x