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Simplify sqrt(18b^5)*sqrt(2ab)?

WaxuTutu  Mar 1, 2017
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√ [18b^5 ] * √[2ab] =

 

√[ 36 a b^6]  =

 

6 * l b^3 l*√a           we need the absolute value bars in case b might be negative       

 

 

cool cool cool

CPhill  Mar 1, 2017

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