Question

find the value (81)-¼×⁴√81​

Answer 1

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$\blacksquare {81}^{ - \frac{1}{4} } \times \sqrt[4]{81} \\ \\ = \frac{1}{ {81}^{ \frac{1}{4} } } \times 3 \\ \\ = \frac{1}{ \sqrt[4]{81} } \times 3 \\ \\ = \frac{1}{3} \times 3 \\ \\ \implies 1$

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