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I need help on a problem

User Spaleet
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1 Answer

1 vote

Consider the given expression,


\sqrt[]{32}

Consider the formulae,


\begin{gathered} x^(m+n)=x^mx^n \\ \sqrt[]{xy}=\sqrt[]{x}*\sqrt[]{y} \end{gathered}

Then the expression can be solved as,


\sqrt[]{32}=\sqrt[]{16*2}=\sqrt[]{16}*\sqrt[]{2}

Thus, the expression can be further simplified as,


\begin{gathered} \sqrt[]{32} \\ =\sqrt[]{16}*\sqrt[]{2} \\ =\sqrt[]{4^2}*\sqrt[]{2} \\ =4*\sqrt[]{2} \\ =4\sqrt[]{2} \end{gathered}

User Anhquan
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