Question

find the value of: 3-⁴


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Answer 1

${3}^{ - 4} \\ = \frac{1}{ {3}^{4} } (using \: identity \: a {}^{ - m} = \frac{1}{ {a}^{m} } ) \\ = \frac{1}{3 \times 3 \times 3 \times 3} \\ \\ = \frac{1}{81} \: (ans)$

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Answer 2

Answer:

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