Question

[2/3] power of 3 multiply [2/3] power of 5 =[2/3] power of n-2

Answer 1

$\frac{2}{3}^{3} * \frac{2}{3} ^{5}$ = $\frac{2}{3}^{(3+5)}$

= $\frac{2}{3}^{8}$ = $\frac{2}{3}^{(n-2)}$

So 8 = n -2

n = 8 + 2 = 10