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प्रश्न
Evaluate.
`(1/2)^(-5)`
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उत्तर
`(1/2)^(-5) = (2/1)^5` ...`[∵ (1/b)^-m = (b/a)^m]`
= `(2 xx2 xx 2xx2xx 2)/(1 xx 1xx 1xx 1xx1)`
= `32/1`
= 32
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संबंधित प्रश्न
Evaluate.
(−4)−2
Find the value of the following:
(3−1 + 4−1 + 5−1)0
Simplify:
\[\left\{ 4^{- 1} \times 3^{- 1} \right\}^2\]
Express the following rational numbers with a negative exponent:
Express the following rational numbers with a negative exponent:
Express the following rational numbers with a positive exponent:
Which of the following numbers is not equal to \[\frac{- 8}{27}?\]
(a) \[\left( \frac{2}{3} \right)^{- 3}\]
(b) \[- \left( \frac{2}{3} \right)^3\]
(c) \[\left( - \frac{2}{3} \right)^3\]
(d) \[\left( \frac{- 2}{3} \right) \times \left( \frac{- 2}{3} \right) \times \left( \frac{- 2}{3} \right)\]
For any two non-zero rational numbers a and b, a4 ÷ b4 is equal to
Evaluate.
`(8^(-1)xx5^(3))/2^(-4)`
