Question

Solve by factorising x^{2} + 8x + 15 = 0

Answer 1

(x+5) (x+3)

x^2 = (x+?) (x+?)
8x+15= 5&3
8x= 5•3
15= 5+3

Answer 2

Answer:x=-3 , x=-5

Step-by-step explanation:

(x+3)*(x+5)=0