Question

What are the zeros of this quadratic function?

Answer 1

Answer:

B

Step-by-step explanation:

Given

f(x) = (x - 7)(x + 8)

To obtain the zeros , let f(x) = 0, that is

(x - 7)(x + 8) = 0

Equate each factor to zero and solve for x

x - 7 = 0 ⇒ x = 7

x + 8 = 0 ⇒ x = - 8