2nd Module B Test Review

Which graph represents

 $f\left(x\right)=\log_{\frac{1}{4}}x$ ?

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7E

 $2^{-6x}=\frac{1}{32}$   Solve for x.

•  $\frac{6}{5}$  

•  $-\frac{5}{6}$  

•  $\frac{5}{6}$  

•  $-\frac{3}{16}$  

Put is or is not in the blank.

f(x)=3x-8 ___________the inverse of g(x)=8x+3.

Tags

CCSS.HSF-BF.B.4B

Put is or is not in the blank.

f(x)=3x+9 ___________the inverse of g(x)=1/3x-3.

Tags

CCSS.HSF-BF.B.4B

 $\log_5x=4$  Solve for x.

• 1024

• 625

• 20

• 10,000

Tags

CCSS.HSF.BF.B.5

 $f\left(x\right)=8^x$  

Find the inverse of

•  $y=\log_x8$  

•  $y=x^8$  

•  $y=\log_8x$  

Tags

CCSS.HSF-BF.B.4A

If (3, -7) is on the function f(x), what point will be on $f^{-1}\left(x\right)$  ?

Tags

CCSS.HSF-BF.B.4C

 $2^{2x-1}=16$  Solve for x.

•  $\frac{3}{4}$  

• 1

•  $\frac{5}{2}$  

• 16

Evaluate to 2 decimal places.

  $\log_516$  =________

Tags

CCSS.HSF.BF.B.5

 $\log_{10}F=y$  

Rewrite as an exponential function.

•  $F=10y$  

•  $F=10^y$  

•  $F=y^{10}$  

•  $F=\frac{10}{y}$  

Tags

CCSS.HSF.BF.B.5