Pretest

Question 1

What is the solution to log sub 2 of 9 x minus the log base 2 of 3 is equal to 3 ?

Revolt · Accepted Answer

D: x is equal to 8 thirds

Question 2

What is the solution to log sub 5 of open paren 10 x minus 1 close paren is equal to log sub 5 of open paren 9 x plus 7 close paren ?

Revolt · Accepted Answer

C: x is equal to 8

Question 3

Which statement is true for log sub 3 times open paren x plus 1 close paren is equal to 2 ?

Revolt · Accepted Answer

C: x plus 1 is equal to 3 squared

Question 4

What is the solution to log sub 2 of open paren 2 x cubed minus 8 close paren minus 2 log sub 2 x is equal to the log base 2 of x ?

Revolt · Accepted Answer

A: x is equal to 2

Question 5

What is the solution to 4 raised to the log sub 4 of open paren x plus 8 close paren power is equal to 4 squared ?

Revolt · Accepted Answer

C: x is equal to 8

Question 6

Which of the following illustrates the product rule for logarithmic equations?

Revolt · Accepted Answer

A: log sub 2 of 4 x is equal to the log base 2 of 4 plus the log base 2 of x

Question 7

What is the solution to log sub 3 of open paren x plus 12 close paren is equal to log sub 3 of 5 x ?

Revolt · Accepted Answer

A: x is equal to 3

Question 8

Maria wrote the equation the log of open paren x over 2 close paren plus the log of open paren the fraction with numerator 20 and denominator x squared close paren is equal to log 8 What is the solution to Maria’s equation?

Revolt · Accepted Answer

B: x is equal to 5 fourths

Question 9

Which of the following shows the equation log sub 4 of open paren x plus 6 close paren is equal to 2 rewritten using logarithms?

Revolt · Accepted Answer

B: log sub 4 of open paren x plus 6 close paren is equal to the log base 4 of 16

Question 10

Which logarithmic equation has the same solution as x minus 4 is equal to 2 cubed ?

Revolt · Accepted Answer

B: log sub 2 times open paren x minus 4 close paren is equal to 3

Pretest Answers

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