Question

How do you simplify `(x - 4) ( 3- 6x - 2x ^ { 2} )`?

Answer 1

`-2x^3-14x^2+21x-12`

Explanation:

If you meant simplify as in expanding it,

#(x-4)(3-6x-2x^2)=x(3-6x-2x^2)-4(3-6x-2x^2) =[3x-6x^2-2x^3]-[12+24x+8x^2]=-2x^3-6x^2-8x^2+3x-24x-12=-2x^3-14x^2+21x-12#