Question

2 What is the solution set of the equation (x - 2)(x - a) = 0?

(1) -2 and a
(3) 2 and a
(2) -2 and a
(4) 2 and a

Answer 1

x=2 x=a

Explanation:

(x - 2)(x - a) = 0

Using the zero product property

x-2 =0 x-a =0

x-2+2 =0+2 x-a+a =0+a

x=2 x=a