### Home > CAAC > Chapter 8 > Lesson 8.3.2 > Problem 8-108

8-108.

Find the equation of each parabola below based on the given information. Homework Help ✎

**x**−4

−3

−2

−1

0

1

2

3

4

**y**12

5

0

−3

−4

−3

0

5

12

*x*-intercepts at (−3,0) and (1,0).

*x* = −3 or *x* = 1*x* + 3 = 0 or *x* − 1 = 0

(*x* + 3)(*x* − 1) = 0

At the *x*-intercept, *y* = 0.

*y* = (*x* + 3)(*x* − 1) or *y* = *x*² +2*x* − 3

Use the same strategy as part (a) to solve part (b).