Question

How do you simplify `(x^6)^3`?

Answer 1

`x^18`

Explanation:

This expression is in from of `(x^m)^n` which equals `x^(mn)` according to laws of exponents

So,

`(x^6)^3=x^(6*3)=x^18`

You can check this link for help
https://www.mathsisfun.com/algebra/exponent-laws.html

And

https://www.khanacademy.org/math/pre-algebra/exponents-radicals