Question 1201001
If f(x)=x^2 and g(x) = x + 2, find f(g(3)) and g(f(3))?
------------
Find f(3) and g(3)
f(x) = x^2
Sub 3 for x
f(3) = 3^2 = 9
---
g(3) = 3 + 2 = 5
=====================
f(g(3)) = f(5) = 5^2 = 25
g(f(3)) = g(9) = 9 + 2 = 11