Question

Factorise the following:
x2 + 7x + 12

Answer 1

Answer:

(x+4)(x+3)

Step-by-step explanation:

x^2+4x+3x+12

take x out of each

x(x+4)+3x+12

take 3 out

x(x+4)+3(x+4)

(x+3)(x+4)