Graphing linear functions

Graphing linear functions

Review

Evaluate functions

Multiple Choice

Given:

$$f\left(x\right)=6x-5$$   Find $$f\left(x\right)$$  when  $$x=-3$$  

• $$-23$$  

• 13

• - 13

• 23

Multiple Choice

Given:

$$f\left(x\right)=2x+3$$   Find $$f\left(x\right)$$  when  $$x=4$$  

• 5

• 10

• 11

• -5

Multiple Choice

Given:

$$f\left(x\right)=-x+11$$   Evaluate  $$f\left(-7\right)$$  

• 4

• 18

• -18

• -4

Multiple Choice

Given:

$$f\left(x\right)=-8x-1$$   Evaluate  $$f\left(2\right)$$

• 15

• -15

• 17

• -17

Standard form of a line

Multiple Choice

Find the x-intercept from the graph.

• (0, 10)

• (10, 0)

• (0, -4)

• (-4,0)

Multiple Choice

Find the y-intercept from the graph.

• (0, 10)

• (10, 0)

• (0, -4)

• (-4,0)

Multiple Choice

Find the x-intercept from the graph.

• (0, 6)

• (0, -2)

• (-2,0)

• (-6, 0)

Multiple Choice

Find the y-intercept from the graph.

• (0, 6)

• (0, -2)

• (-2,0)

• (-6, 0)

Multiple Choice

Find the x- and y-intercept, then select the graph for the equation

 $4x-y=8$  

Multiple Choice

Find the x- and y-intercept, then select the graph for the equation

 $2x+3y=18$  

Slope of a line

Multiple Choice

Determine the slope of the line

• $m=\frac{2}{3}$

• $m=\frac{3}{2}$

• $m=-\frac{2}{3}$

Multiple Choice

Determine the slope of the line that goes through the point:  $\left(1,2\right)\ and\ \left(-1,0\right)$  

•  $m=\frac{1}{2}$ 

•  $m=1$ 

•  $m=-1$ 

•  $m=-\frac{1}{2}$  

Multiple Choice

Use the information from the table to determine the slope

•  $m=-3$ 

•  $m=-\frac{3}{9}$ 

•  $m=-\frac{1}{3}$  

Multiple Choice

Use the information from the table to determine the slope

•  $m=-\frac{1}{3}$ 

•  $m=\frac{1}{3}$ 

•  $m=3$  

•  $m=-3$  

Graphing slope-intercept form

Multiple Choice

 Select the graph for $y=2x+3$  

Multiple Choice

 Select the graph for $y=-\frac{4}{3}x-1$  

Graphing point-slope form

Multiple Choice

Graph:
 $y-5=\frac{1}{2}\left(x-1\right)$  

Multiple Choice

Graph:
 $y+1=3\left(x+1\right)$  

Good luck with your test

Remember to show your work!