You can put this solution on YOUR website! It may seem like a problem to be solved to you but it is an expression and therefore has no solution.
Expressions can be factored or simplified but not solved.
Equations are solved.
3^(4/5)is the simplified form.
9^((3/5)*(2/3))=9^2/5=3^(2*(2/5))=3^(4/5)