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2ln a - 5ln b = ?

thank you!

 Feb 6, 2017
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2ln a - 5ln b = ?

 

\(2\ ln \ a - 5\ ln \ b = ln\ a^2-ln\ b^5=ln\large\frac{a^2}{b^5}\)

 

laugh  !

 Feb 6, 2017
edited by asinus  Feb 6, 2017

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