Question

What are the x-intercept(s) of the graph of y − 3 = x2 + 4x?

(−3, 0) and (−1, 0)

(3, 0) and (1, 0)

(−3, 0) and (1, 0)

(3, 0) and (−1, 0)

Answer 1

y = x^2 + 4x + 3
0 = x^2 + 4x + 3
0 = (x + 3)(x + 1)
x = -3, -1

Answer 2

So, it is the first one

Answer 3

Thanks.