Question

(4x³ + 6X² – 23x +18) = (x+3)​

Answer 1

X+3=0

X=-3

4(-3)3+6(-3)2-23(-3)+18

4(-27)+6(9)-23(-3)+18

-108+54-(-69)+18.

-108+54+69+18.

-108+141

-33