Algebra II Chapter 2 Test

Is the following relation a function?

(0, 2), (1, 5), (2, 8), (1, 11)

• Yes

• No

Is  $f\left(x\right)=-\frac{1}{2}x+\frac{2}{3}$  a linear or nonlinear function?

• linear

• nonlinear

What is the domain of the following relation?

(-2, 4), (0, 8), (2, 12), (4, 15)

• -2, 0, 2, 4

• 4, 8, 12, 15

• -2, 0, 2, 4, 8, 12

• -2

What values provide the range of a relation?

• x-values

• y-values

Find the slope of the line that passes through (-4, 2) and (6, 10)

• 5/4

• 4/5

• 7/4

• 4/7

In the equation  $y=3x-2$ , what is the slope of the line?

• y

• -2

• 3

• x

Which value in the equation  $y=-\frac{2}{3}x+2.1$  represents the y-intercept?

• y

• x

• -2/3

• 2.1

Which of the following graphs best represents the linear equation:  $y=\frac{2}{3}x+4$  ?

• 
• 

Which of the following graphs best represents the linear equation:  $y=-\frac{1}{7}x-3$  

• 
• 

Write the equation for the line that passes through (-2, 5) and (-4, -1) in slope-intercept form.

• y = 3x + 11

• y = 1/3x + 7

• y = 1/3x - 2

• y = 1/3x + 11