Question

Find the zeros of the polynomial .with steps
(a) X2+ 7x + 10
(b) x2- 25

Answer 1

Answer:

a)x^2+7x+10

x^2+2x+5x+10

x(x+2)+5(x+2)

(x+5)(x+2)

b)x^2-25

x^2-(5)^2

(x+5)(x-5)