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07-02-2017
Mathematics

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Which of the following is the radical expression of a to the four ninths power ?

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Nirina7 Nirina7

14-02-2017

first if a>0 sqrta=a^(1/2), and (a^p)^q=a^pxq

sqrt(a^4/9)= (a^4/9)^1/2=a^4/9x1/2=a^(2/9)
so the answer is a^(2/9)

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