Introduction to Logarithms Practice

Rewrite in exponential form.

• A

• B

• C

• D

Rewrite the equation in logarithmic form.

• A

• B

• C

• D

How are exponentials and logarithms related?

• They're cousins

• They're inverses

• They're not related

• They're reciprocals

Rewrite 3⁴ = 81 in logarithmic form.

• log₃4 = 81

• log₈₁3 = 4

• log₃81 = 4

• log₄81 = 3

Rewrite log_pt = m in exponential form.

• p^t = m

• t^m = p

• m^t = p

• p^m = t

Evaluate log_b(1)

• 0

• 1

• -1

• b

Find the inverse of y=9^x

• y=log_x9

• y=log₁₀9

• x=log_y9

• y=log₉x

log₅25 = ?

• 2

• 5

• 125

Evaluate the following logarithm:

log₅5

• 1

• 0

• -1

• ¹/₂