5/14: Review Quiz

Evaluate f(-4)

• -2

• -3

• 11

• -5

Tags

CCSS.HSF.IF.A.2

What is the right side slope of $f\left(x\right)=\left|x-2\right|+4$  ?

• -1

• 1

• -2

• 4

Tags

CCSS.HSF-IF.C.7D

What is the vertex of $f\left(x\right)=3\left|x+7\right|-2$  ?

• (3, -2)

• (7, -2)

• (-7, -2)

• (-3, 2)

identify the vertex of the following function.

• (1,0)
• (-1,0)
• (0,1)
• (0,-1)

Tags

CCSS.HSF-IF.C.7D

Which function is graphed?

• 
  

  $f(x)=2|x+2|-4$
  

• $f(x)=|x-4|+2$

• $f(x)=|x+2|-4$

• $f(x)=-2|x-4|$

Choose the two correct equations and domains that are equivalent to the piecewise function:  $f\left(x\right)=5|x-2|-3$  

•  $5\left(x-2\right)-3,\ \left\{x\ ≥\ 2\right\}$  

•  $-5\left(x-2\right)-3,\ \left\{x\ <\ 2\right\}$  

•  $5\left(x-2\right)-3,\ \left\{x\ ≥\ -3\right\}$  

•  $-5\left(x-2\right)-3,\ \left\{x\ ≥\ -3\right\}$  

Tags

CCSS.HSF-IF.C.7D

Choose the two correct equations and domains that are equivalent to the piecewise function:  $f\left(x\right)=\frac{1}{3}|x|+4$  

•  $\frac{1}{3}x+4,\ \left\{x\ ≥\ 0\right\}$  

•  $-\frac{1}{3}x+4,\ \left\{x\ <0\right\}$  

•  $\frac{1}{3}x+4,\ \left\{x\ ≥\ 4\right\}$  

•  $-\frac{1}{3}x+4,\ \left\{x\ <\ 4\right\}$  

Is this piecewise function continuous or discontinuous?

• Discontinuous

• Continuous

Tags

CCSS.HSF-IF.C.7B

Name the types and locations of all discontinuities.

• Removable at x = -1, Jump at x = 2

• Infinite at x = -1, Jump at x = 2

• Removable at x = -1, Infinite at x = 2

• Jump at x = -1, Infinite at x = 2

Tags

CCSS.HSF-IF.C.7B

Is this function continuous?

• Yes

• No