Unit 10 LC#1 Intro to Logarithms

Evaluate the following logarithm:

log₃27

• 3

• 2

• -3

• ¹/₃

Evaluate the following logarithm:

log₅5

• 1

• 0

• -1

• ¹/₂

Re-write in exponential form log₅625=4

• 5⁶²⁵=4

• 5⁴=625

• 4⁵=625

• 4²=16

Using the change of base rule, what is this logarithm equivalent to?

• A

• B

• C

• D

Solve the log by using change of base )

log₄32

• 8

• 5/2

• 2/5

• 3/2