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Exam Review

Authored by Danika Breeding

Mathematics

9th - 11th Grade

Used 3+ times

Exam Review
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Given h(x)=48x h\left(x\right)=4-8x\  find  h1(x)h^{-1}\left(x\right)  

 h1(x)=4+8xh^{-1}\left(x\right)=-4+8x  

 h1(x)=8x+2h^{-1}\left(x\right)=-\frac{8}{x}+2  

 h1(x)=x8+12h^{-1}\left(x\right)=-\frac{x}{8}+\frac{1}{2}  

 h1(x)=8x+4h^{-1}\left(x\right)=-8x+4  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which answer choice shows 83=5128^3=512  written in the correct logarithmic form?


 log38=512\log_38=512  

 log83=512\log_83=512  

 log5123=8\log_{512}3=8  

 log8512=3\log_8512=3  

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Evaluate log7412\log_7412 

(round to 3 decimal places) 

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 log79+log74\log_79+\log_74  
Condense into a single logarithm

 log713\log_713  

 log794\log_794  

1.8

 log736\log_736  

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Evaluate log6210\log_6210 

(round to 3 decimal places) 

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

True or False

 f(x)f\left(x\right)  is the inverse of  g(x)g\left(x\right)  

 f(x)=12x52f\left(x\right)=\frac{1}{2}x-\frac{5}{2}  

 g(x)=12x+5g\left(x\right)=\frac{1}{2}x+5  

True

False

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify p281p9\frac{p^2-81}{p-9}  

 p+9p+9  

 8181  

 p29p^2-9  

 p9p-9  

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