Question

factorise:-x^2 + x - 12​

Answer 1

Answer:

P(x) : x2+x-12

Step-by-step explanation:

= x2+4x-3x-12

= (x+4)(x-3)

Answer 2

Step-by-step explanation:

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