Question

Y=(x+1)(x-3) plot the x-intercept of the function

Answer 1

The two x-intercepts are (-1, 0) and (3, 0).

Explanation:

Set each factor = to 0 and solve for x:

x + 1 = 0 => x = -1. One x-intercept is thus (-1, 0).

x - 3 = 0 => x = 3. The other x-intercept is (3, 0).