f(x)
= 2(
x
+ 2)
2
- 2
Zeros: (-1, 0) and (-3, 0)
Eq. of Axis of Symmetry: x = -2
y-intercept: (0, 6)
Other Forms:
f(x)
= 2
x
2
+ 8
x
+ 6
f(x)
= 2(
x
+ 1)(
x
+ 3)