Question

x² + 8x + 15 = 0
quadratic equation by factorisation​

Answer 1

Answer:

-5 , -3

Step-by-step explanation:

x^2+8x+15=0

or, x^2+5x+3x+15=0

or, x(x+5)+3(x+5)=0

or, (x+5)(x+3)=0

i.e., x=-5 or, -3

Answer 2

Step-by-step explanation:

xsquare+ 5x+3x+15=0

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

(x+3)(x+5)