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How do you use log of a number?

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Anonymous

12y ago
Updated: 8/20/2019

If a^b=c, then log(base a) of c = b.

For example, if 10^3 = 1000, the log(base 10) of 1000 = 3.

The natural logarithm 'ln' uses the constant 'e' as a base, which is approximately 2.71828183. So, if e^6 = x, then ln(x) = 6.

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Wiki User

12y ago

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