in model casio fx-82ms i must do some scientific calculations with logaritm functions but the calculator calculates all problem base of ten(10) but i need base of two. anyone can help me?
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possible duplicate of [Logarithm Calculation with Windows 7 Calculator](http://stackoverflow.com/questions/9766988/logarithm-calculation-with-windows-7-calculator) – ebram khalil Oct 04 '14 at 13:32
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Always remember, you may use the natural logarithm to solve for any base: i.e., for any arbitrary base b, the logarithm of x to the base b is: ln(x)/ln(b)
/Try it!

Lonewolf
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Convert between bases:

duffymo
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I prefer a vote up and acceptance, but your thanks are appreciated too. – duffymo Nov 10 '11 at 20:53
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You can convert a log of x in base a to log of x in base b, divide by the log of a in base b.
This could be better answered on the math site, but is easy enough to just answer here.

DJClayworth
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