Question 150956
 solve t^2/3 = 4
:
{{{t^(2/3)}}} = 4
Cube both sides
{{{(t^(2/3))^3}}} = {{{4^3}}}
{{{t^((2/3)*3)}}} = 4 * 4 * 4
{{{t^2}}} = 64
t = {{{sqrt(64)}}}
:
t = +/-8