Question

How do you simplify `x (x^(2/3))^2`?

Answer 1

`=x^(7/3)`

Explanation:

The square only applies to the bracket - multiply the indices..

`x(x^(4/3))`

Now multiply by the `x` outside, remember the index is 1.
Add the indices

`x^(4/3+1)" " 1= 3/3`

`=x^(7/3)`