Question

please Answer this question​

Answer 1

Given:

${ (\frac{81}{16} )}^{ - \frac{3}{4} }$

On solving

$\implies{ ( { (\frac{3}{2}) }^{4} )}^{ - \frac{3}{4} }$

$\implies{ { (\frac{3}{2}) } }^{ - \frac{3}{4} \times 4}$

$\implies{ (\frac{3}{2}) }^{ - 3}$

$\implies{ (\frac{2}{3}) }^{ 3}$

$\implies{ (\frac{ {2}^{3} }{ {3}^{3} }) }$

$\implies{ (\frac{8}{27}) }$

Answer 2

Answer:

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