f(x)
= -2(
x
+ 4)(
x
+ 5)
Zeros: (-4, 0) and (-5, 0)
Eq. of Axis of Symmetry: x = -4.5
y-intercept: (0, -40)
Other Forms:
f(x)
= -2(
x
+ 4.5)
2
+ 0.5
f(x)
= -2
x
2
- 18
x
- 40