Evaluating Logarithms

Evaluate.
log₃81

• 4

• ¹/₄

• -4

• -¹/₄

Evaluate the log:
log₃(1/9) = 

• 1/2

• 2

• -2

• 3

Evaluate:
log₄16

• 2

• 4

• 1/2

• -2

log₅25 = ?

• 2

• 5

• 125

Write in exponential form:

log ₂ 32 = 5

• 2⁵ = 32

• 5² = 32

• 5³² = 2

• 2³² = 5

Write in exponential form:
log ₃₆ 1 = 0

• 36⁰ = 1

• 36¹ = 0

• 1³⁶ = 0

• 1⁰ = 36

Write in exponential form:
log ₃ 6561 = 8

• 3⁸ = 6561

• 8³ = 6561

• 3⁶⁵⁶¹ = 8

• 8⁶⁵⁶¹ = 3

Write in logarithmic form:
9² = 81

• log ₉ 81 = 2

• log ₂ 81 = 9

• log ₉ 2 = 81

• log ₂ 9 = 81

Write in logarithmic form:
4⁵ = 1024

• log ₄ 1024 = 5

• log ₅ 1024 = 4

• log ₄ 5 = 1024

• log ₅ 4 = 1024

Evaluate log₄1

• 1

• 0

• 4

• undefined