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प्रश्न
Simplify:
\[\left[ \left( \frac{1}{3} \right)^{- 3} - \left( \frac{1}{2} \right)^{- 3} \right] \div \left( \frac{1}{4} \right)^{- 3}\]
बेरीज
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उत्तर
\[\left[ \left( \frac{1}{3} \right)^{- 3} - \left( \frac{1}{2} \right)^{- 3} \right] \div \left( \frac{1}{4} \right)^{- 3}\]-`(3^3-2^3)div4^3` `->(a^n=1/(a^n))`
`=(27-8)div64`
`=19xx1/64`
`=19/64`
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