Question

Answer it pls..........​

Answer 1

Answer:

I hope this helps you...

Answer 2

Answer:

$( \frac{16}{81} ) {}^{ \frac{1}{4} } \\ 16 = 2 {}^{4} \\ 81 = 3 {}^{4} \\ ( \frac{16}{81} ) {}^{ \frac{1}{4} } = ( \frac{2 {}^{4} }{3 ^{4} } ) {}^{ \frac{1}{4} } \\ so ( \frac{16}{81} ) {}^{ \frac{1}{4} } = \frac{2}{3}$