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The purpose of Algebra Answers is to help students in an efficient manner with algebra. Hiring a tutor can be costly and time consuming so it is the intent of Algebra Answers to provide a more efficient algebra help service than typical tutoring. It is not the intent of Algebra Answers to help any student or students cheat on homework or tests. The sole intent is to help students obtain a greater understanding of algebra by seeing difficult problems worked out to completion.
Logarithm Base

The base of a logarithm is b in the following notation:


This is the classic layout of a logarithm. It is read "the log, base b of a, is x". The laymen's meaning of the equation is what power must one raise b to in order to achieve a? or simply,



Usually, there are only two bases ever used in everyday applications, base 10, which is referred to as the common logarithm, and base e, or the natural logarithm. e= 2.71828.

 



Logarithms in base 10 are usually just written as log x, while base e logarithms are usually just written as ln x.