Logarithm Functions

1
Section 6.3

• Logarithm Functions

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Definition of Logarithms

• y logbx iff by x

Example 1
Example 2
3

• Example 3

Example 4
4
Common Logarithm base 10
log 100

means
log10100
Example 5
Solve 10y 73 to the nearest hundredth
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Example 6

• Solve log t 2.9 to the nearest tenth