Question

How do you write `h(x) = cos(x^2)` as a composition of two or more functions?

Answer 1

`h(x) = f(g(x))` when
`{ (f(x) =cos(x)),(g(x)=x^2):}`

Explanation:

If `f(x) = cos(x)`
then `f(g(x)) = cos(g(x))`
and if `g(x)=x^2`
then `f(g(x)) = cos(x^2) =h(x)`