Question

What is the y-intercept of the quadratic function
f(x) = (x – 8)(x + 3)?

(8,0)
(0,3)
(0,–24)
(–5,0)

Answer 1

Y-intercept is f(0) = (0−8)(0+3) = −8·3 = −24, so the point is (0, −24).