Math 2 - 1st Semester Review (Units 1 & 2)

What is the equation of the absolute value function?

• $f\left(x\right)=\left|x+4\right|$

• $f\left(x\right)=\left|x-4\right|$

• $f\left(x\right)=\left|x\right|+4$

• $f\left(x\right)=\left|x\right|-4$

Tags

CCSS.HSF-IF.C.7D

What is the equation of the graph below?

• $f\left(x\right)=\left|x+4\right|+2$

• $f\left(x\right)=-\left|x+4\right|+2$

• $f\left(x\right)=\left|x-4\right|+2$

• $f\left(x\right)=-\left|x-4\right|+2$

Tags

CCSS.HSF-IF.C.7D

Describe the transformations of the equation below from the parent function.
 $f\left(x\right)=-\frac{1}{5}\left|x\right|$  

• Vertical Compression, Reflect over the x-axis

• Vertical Compression, down 5 units

• Vertical Stretch, Reflect over the x-axis

• Vertical Stretch, down 5 units

What is the range of the graph?

• (-∞,+∞)

• [-2,+∞)

• [0,+∞)

• [3,+∞)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the domain of this function?

• $\left(-\infty,\ +\infty\right)$

• $\left[2,\ +\infty\right)$

• $\left[-2,\ +\infty\right)$

• $\left(-\infty,\ -2\right]$

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of this function?

• $\left(-\infty,\ +\infty\right)$

• $\left[-3,\ 1\right]$

• $\left[4,\ +\infty\right)$

• $\left(-\infty,\ 4\right]$

Tags

CCSS.HSF-IF.C.7A

What is the end behavior?

 $x\longrightarrow+\infty,\ f\left(x\right)\longrightarrow?$  

•  $-\infty$  

•  $+\infty$  

•  $4$  

•  $-4$  

What is the end behavior of the function?
 $As\ x\rightarrow-\infty,\ f\left(x\right)\rightarrow\ ?$  

•  $+\infty$  

•  $-\infty$  

•  $0$  

•  $-2$  

 $\left|v+8\right|-5=2$  

•  $-1,\ -15$  

•  $-1,\ -5$  

•  $-15,\ 15$  

•  $-1$  

 $\left|-2x\right|+50=10$   

•  $20,\ -20$  

•  $30,\ -30$  

•  $20$  

• No Solution