Mathwords: Common Logarithm

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Common Logarithm

The logarithm base 10 of a number. That is, the power of 10 necessary to equal a given number. The common logarithm of x is written log x. For example, log 100 is 2 since 10² = 100.

See also

Natural logarithm, logarithm rules

this page updated 15-jul-23
Mathwords: Terms and Formulas from Algebra I to Calculus
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