Question

12-x-x^2(factorise it)​

Answer 1

Step-by-step explanation:

$12 - x - {x}^{2} \\ = - ( {x}^{2} + x - 12) \\ = - ( {x}^{2} + 4x - 3x - 12) \\ = - (x(x + 4) - 3(x + 4)) \\ = - (x - 3)(x + 4) \\ = (3 - x)(x + 4)$

Hope this helps you understand my friend ❤️ ❤️ ❤️