Question

factorise the following x²+8x+15 ​

Answer 1

Answer:

x(x+8)+15 is the factorisation

Answer 2

Answer:

x = -3 or-5

Step-by-step explanation:

x

${x}^{2} + 3x + 5x + 15 \\ x(x + 3) + 5(x + 3) \\ (x + 3)(x + 5) \\ x = - 3 \\ x = - 5$