Question

Simplify 8 -2/3 please (leave as fraction)

Answer 1

`8^{-(2)/(3)}=\\ \left((1)/(8)\right)^{(2)/(3)}=\\ \sqrt[3]{\left((1)/(8)\right)^2}=\\ \sqrt[3]{(1)/(64)}=\\ (1)/(4)`

Answer 2

`8^{-(2)/(3)}=\left(2^3\right)^{-(2)/(3)}=2^{3\cdot(-(2)/(3))}=2^(-2)=\left((1)/(2)\right)^2=(1)/(4)`