Question

express in exponential form
$\sqrt[3]{(\frac{2}{5})^{ - 3} }$
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Answer 1

refer to the given attachment for ur quary

and the yellow mark shows ur answer and further I hav solved it

hope it helps

Answer 2

ANSWER

$\sqrt[3]{( { \frac{2}{5} })^{ - 3} } \\ \\ \ \sqrt[3]{ { (\frac{5}{2}) }^{3} } \\ \\ ({ \frac{5}{2} })^{ \frac{3}{3} } \\ \\ \frac{5}{2} ........... |answer|$

USED IDENTITY......

$\sqrt[b]{a} \: can \: be \: written \: as \: {a}^{ \frac{1}{b} }$

$\sqrt[b]{ {a}^{c} } \: can \: be \: written \: as \: {a}^{ \frac{c}{b} }$