Question

12 + x - x2 factorization ​

Answer 1

Step-by-step explanation:

-(x^2-x-12)

-(x^2-4x+3x-12)

-(x-4)(x+3)

Answer 2

Answer:

x=-3, 4

Step-by-step explanation:

-x²+x+12

By splitting the middle term we get:

-x²-3x+4x+12

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

(x+3)(-x+4)

→x=-3 and x=4