Math Problem?

Question

f(x)= x^3-2x^2+x-1
g(x)= 2x+3
h(x)= 5x^2

1) f(g(h(x)))
2) g(h(g(x)))
3) g(f(g(x))))

Answer 1

Given  f(x) , g(x) , h(x)