Question

What is `y=f(g(x))` if `f(x)=x^4` and `g(x)=sqrtx`?

Answer 1

The answer is `=x^2`

Explanation:

This is a composition of fnctions

`f(x)=x^4`

`g(x)=sqrtx`

`y=f(g(x))=f(sqrtx)=(sqrtx)^4=x^2`