Question 799086
rationalize the denominator.
sqrt(5a^2 b^5/ 7b)
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= sqrt[(5a^2*b^5*7b)/(7b*7b)]
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= sqrt[(a^2b^6*35)/(7^2b^2)]
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= [(ab^3)/(7b)]sqrt(35)
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= (ab^2/7)sqrt(35)
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Cheers,
Stan H.