Answer :

ramaaabdou
You need to know that; [tex] \sqrt[n]{x}= x^{ \frac{1}{n} }[/tex]
Knowing that, this means;
[tex] \sqrt[3]{ x^{2}}= x^{ \frac{2}{3} }[/tex]
So a=[tex] \frac{2}{3}[/tex]

Hope this helps.

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