Which quadratic function has x-intercepts of 6 and 7 and the point (4, -36) on its graph?

Answer 1

f(x) = a(x - 6)(x - 7)

-36 = a(4 - 6)(4 - 7)

-36 = 6a

a = -6

f(x) = -6(x - 6)(x - 7)