Find the value of 7-3-343-1-343-49-1-49-

The correct option is B 1/343 ∵ a^ n=1/n Hence, 7^ 3 nbsp;= 1/7^3 nbsp; nbsp; nbsp; nbsp; nbsp; nbsp; nbsp; nbsp; nbsp; nbsp; ...

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Positive and Negative Indices

Find the valu...

Question

Find the value of $7^{- 3}$ .

$343$

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$\frac{1}{343}$

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$49$

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$\frac{1}{49}$

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Similar questions

Find the value of $a$ in the following proportion.

$4 : 7 : : a : 49$

Find the value of:
(i) ${(\frac{5}{8})}^{- 1}$
(ii) ${(\frac{- 4}{9})}^{- 1}$
(iii) $(- 7)^{- 1}$
(iv) ${(\frac{1}{- 3})}^{- 1}$

\sqrt{49} = 7

\sqrt{49} + \sqrt{0.49} + \sqrt{0.0049} + \sqrt{0.000049}

7 \times (343)^{\frac{1}{3}} \times \frac{49^{\frac{1}{2} - 49^{- \frac{1}{2}}}}{7} =

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