Lesson on Logarithms

Presentation

•

Mathematics

•

9th Grade

•

Hard

Joseph Anderson

FREE Resource

3 Slides • 4 Questions

Two forms

1. exponential

2. logaerithmic

It helps to think about logarithms as exponents. Rewriting can help you figure it out.

Rewriting Logarithms

Multiple Choice

Rewrite log₂8 = 3 in exponential form

2⁸ = 3

2³ = 8

3² = 8

8³ = 2

Multiple Choice

Write in exponential form.
log₂32 = 5

2^-5 = 32

2³² = 5

2⁵ = 32

32⁵ = 2

Multiple Choice

Rewrite 3⁴ = 81 in logarithmic form.

log₃4 = 81

log₈₁3 = 4

log₃81 = 4

log₄81 = 3

Multiple Choice

Rewrite log₃81 = 4 exponentially

3⁴= 81

4³= 81

81³=4

Two forms

1. exponential

2. logaerithmic

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