Properties

Terms

The logarithm of an argument (a) taken to the base b.

Exponential Form

Common Logarithm

The common logarithm you will encounter will have a base of 10.

Natural Logarithm Definition

Natural Logarithm

The natural logarithm has an exponential constant as its base.

General Exponential Function

Graphs

log vs. ln

log vs ln

ex vs. ln

e^x vs ln

Formulas

Fundamental Operations

Change of Base

Equality Rule

Natural Logarithm

Natural Logarithm Properties

Natural Base

Properties of Exponentials

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