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In mathematics, the logarithm is the inverse operation to exponentiation, just as division is the inverse of multiplication and vice versa. That means the logarithm of a number is the exponent to which another fixed number, the base, must be raised to produce that number.

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"Logarithm" *Calculators.net.* STANDS4 LLC, 2021. Web. 11 May 2021. <https://www.calculators.net/calculators/logarithm>.