Quiz about Logarithms Review

Question 1

Rewrite 3⁴ = 81 in logarithmic form.

Accepted Answer

log₃81 = 4

Answer

log₃4 = 81

Answer

log₈₁3 = 4

Answer

log₄81 = 3

Question 2

Evaluate.
log₃81

Accepted Answer

4

Answer

1/4

Answer

-4

Answer

-1/4

Question 3

log₅25 = ?

Accepted Answer

2

Answer

5

Answer

125

Question 4

Write in exponential form.
log₂(¹/₈) = -3

Accepted Answer

2^-3 = ¹/₈

Answer

21/8 = -3

Answer

-3² = ¹/₈

Answer

-31/8 = 2

Question 5

Condense: log₂6+log₂3=

Accepted Answer

log218

Answer

log₂2 = 1

Answer

log23

Answer

log29

Question 6

Write as a single log: log 12 + 2 log x

Accepted Answer

log (12x²)

Answer

log (12 + 2x)

Answer

log (14x)

Answer

log (12 * 2x)

Question 7

Solve for x.
3^x = 27

Accepted Answer

3

Answer

2

Answer

4

Answer

5

Question 8

Evaluate the following logarithm:

log₃27

Accepted Answer

3

Answer

2

Answer

-3

Answer

1/3

Question 9

Evaluate the following logarithm:

log₅5

Accepted Answer

1

Answer

0

Answer

-1

Answer

1/2

Question 10

Question 10.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 11

Solve the equation.

Accepted Answer

0

Answer

2/3

Answer

3/2

Answer

1

Question 12

Log with a base "e" (log_e) is the same thing as...

Accepted Answer

Natural Logarithm (LN)

Answer

"e"

Answer

Common Logarithm (Log)

Answer

Natural Log, base "e"
LN_e

Question 13

Which of the following is the value of x given;
7e^(3x-5) = 49

Accepted Answer

x = 2.315

Answer

x = 0.681

Answer

x = 2.964

Answer

No Solution

Question 14

Solve $e^{2x}=2.6$

Accepted Answer

0.478

Answer

0.586

Answer

0.234

Answer

0.892

Logarithms Review

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