Question

X^2-x-12 solve by quadratic formula

Answer 1

Here is ur answer ,
x^2 -x-12
Using splitting the middle term:
x^2 - 4x+3x-12 = 0
x(x-4 ) + 3(x-4) = 0
(x+3) (x-4) = 0
so x = -3 , 4

Hope it helps u☆☆☆