Question

x²+8x+15
factorise the following ​

Answer 1

Answer:

x²+8x+15=0

x²+5x+3x+15=0

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

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

Step-by-step explanation:

hope it helps you

Answer 2

Answer:

(X+3)(X+5)

Step-by-step explanation:

x²+8x+15

x²+3x+5x+15

X(X+3)+5(X+3)

(X+3)(X+5)

Verification:

(x+3)(X+5)

X(X+5)+3(X+5)

x²+5x+3x+15

x²+8x+15

solution:

(X+3)(X+5) are factors of x²+8x+15