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प्रश्न
Express the following as a rational number of the form \[\frac{p}{q},\] where p and q are integers and q ≠ 0.
\[\frac{1}{3^{- 2}}\]
बेरीज
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उत्तर
We know that
\[a^{- n} = \frac{1}{a^n}\]
`1/(3^(-2))=3^2=9`
`1/(3^(-2))=3^2=9`
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
संबंधित प्रश्न
Evaluate.
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\[\left( 3^2 + 2^2 \right) \times \left( \frac{1}{2} \right)^3\]
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\[\left\{ \left( \frac{3}{2} \right)^4 \right\}^{- 3}\]
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\[\left\{ \left( \frac{4}{3} \right)^{- 3} \right\}^{- 4}\]
Find x, if
\[\left( \frac{2}{5} \right)^{- 3} \times \left( \frac{2}{5} \right)^{15} = \left( \frac{2}{5} \right)^{2 + 3x}\]
Find x, if
\[\left( \frac{8}{3} \right)^{2x + 1} \times \left( \frac{8}{3} \right)^5 = \left( \frac{8}{3} \right)^{x + 2}\]
If \[x = \left( \frac{4}{5} \right)^{- 2} \div \left( \frac{1}{4} \right)^2\], find the value of x−1.
For any two rational numbers a and b, a5 × b5 is equal to
Simplify and express the result in power notation with positive exponent.
(3−7 ÷ 3−10) × 3−5
