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  • {(1/8)-3-(1/2)-3}÷(1/4)-3 =? (-3) is power​

{(1/8)-3-(1/2)-3}÷(1/4)-3 =? (-3) is power​

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=\frac{(\frac{1}{8})^{-3} - (\frac{1}{2})^{-3}}{(\frac{1}{4})^{-3} }\\ =\frac{8^3 - 2^3}{4^3}\\ =\frac{512-8}{64 }\\ =\frac{504}{64} = \frac{63}{8}\\

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Ravindra Pindel

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