Question

evaluate 3under root (343)^-2

Answer 1

Heya ✋

Let see your answer !!!!

$\sqrt[3]{343 ^{ - 2} } \\ = (343) ^{ \frac{ - 2}{3} } \\ = (7) ^{3 \times \frac{ - 2}{3} } \\ = (7) ^{ - 2} \\ = \frac{1}{7 ^{2} } \\ = \frac{1}{49}$




Thanks :))))