Section: AP Calc AB

2)  If f(x) = x² and g(x) = x-3, find the composite functions of fº g

1. (x-3)²
2. x² + x - 3
3. x² - 3
4. (x² – 3)²

(fº g)(x) = f(g(x)) = f(x-3) = (x-3)²