Question

[{(1/7²)-^2}^-1/3]^1/4​

Answer 1

Answer:

REFER TO THE IMAGE BELOW

Answer 2

${{ {{ \frac{1}{7} }^{2} }^{ - 2} }^{ - \frac{ - 1}{3} } }^{ \frac{1}{4} } = \frac{81}{93}$