Question

Find the zeros for (x+2)(x-4)

Answer 1

x = -2 or x = 4

Explanation:

The zeros:

(x + 2)(x - 4) = 0 ⇔ x + 2 = 0 or x - 4 = 0

x + 2 = 0 subtract 2 from both sides

x = -2

x - 4 = 0 add 4 to both sides

x = 4