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(1/2)^-3 = ?

Guest Feb 20, 2017

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Best Answer

(1/2)^-3 = ?

Formula:

$\begin{array}{|rcll|} \hline \left(\dfrac{a}{b} \right)^{-n} &=& \left(\dfrac{b}{a} \right)^n \\ \hline \end{array}$

$\begin{array}{|rcll|} \hline && \left(\dfrac{1}{2} \right)^{-3} \\ &=& \left(\dfrac{2}{1} \right)^3 \\ &=& 2^3 \\ &=& 8 \\ \hline \end{array}$

heureka Feb 20, 2017

heureka · Answer 1 · 2017-02-20T12:02:48

(1/2)^-3 = ?

Formula:

$\begin{array}{|rcll|} \hline \left(\dfrac{a}{b} \right)^{-n} &=& \left(\dfrac{b}{a} \right)^n \\ \hline \end{array}$

$\begin{array}{|rcll|} \hline && \left(\dfrac{1}{2} \right)^{-3} \\ &=& \left(\dfrac{2}{1} \right)^3 \\ &=& 2^3 \\ &=& 8 \\ \hline \end{array}$