Question

$\sqrt{ \frac{ {4}^{3} }{9^{5} } }$
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Answer 1

Răspuns:

$\displaystyle \sqrt{\frac{4^{3} }{9^{5} } } = \sqrt{\frac{(2^{2}) ^{3} }{(3^{2}) ^{5} } } = \ \sqrt{\frac{(2^{3}) ^{2} }{(3^{5}) ^{2} } } \ =\ \frac{2^{3} }{3^ {5}} \ = \frac{8}{243}$