Question

How to transform an expression to radical form `3x^(5/7)`?

Answer 1

You have: `3root7(x^5)`

Explanation:

You may remember that:
`x^(a/b)=rootb(x^a)` for eample `x^(1/2)=sqrt(x)`;
so, in your case you get:
`3root7(x^5)`