How to calculate a logarithm and inverse of a logarithm? Use the EXP function to find the inverse natural log. To calculate the inverse log of a number in the first two cases, raise the base to the power of the value returned by the particular logarithm function being used. Microsoft Excel has built-in functions to calculate the logarithm of a number with a specified base, the logarithm with base 10, and the natural logarithm. e is a mathematical constant which is approximately equal to 2.718281828459. A natural logarithm is a logarithm to the base e. Log 1000 = 3 What is a natural logarithm?Ī natural logarithm is a special kind of logarithm. Log 2 3 = 8 because 2 3=8 What is a common logarithm?Ī common logarithm is just a logarithm with a base of 10. The easiest way to understand what logarithms are is to understand this mathematical formula: You will also get to know how to calculate logarithm, common logarithm, natural logarithm, inverse logarithm and inverse natural logarithm in Excel.
In this lesson, I will remind you what a logarithm is. How to calculate logarithms and inverse logarithms in Excel? Details
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