Question

Factor the expression by grouping (show work/steps) -4x^3 - 12x^2 + 8x + 24

Answer 1

Factor out -4
-4(x^3+3x^2-2x-6
Factor out x^2
-4(x^2(x+3)-2x-6)
Factor out -2
-4(x^2(x+3)-2(x+3))
Factor out x+3
-4(x+3)(x^2-2)