1. f(x) = -3(x + 5)² + 4
2. f(x) = -2(x + 1)² - 3
3. f(x) = x² - 5x + 6
3. f(x) = 3(x - 4)(x + 8)


1 Fx 3x 5 4 2 Fx 2x 1 3 3 Fx X 5x 6 3 Fx 3x 4x 8 class=