3x(x+1)(x-2)-4(x+1)(x-2)

Question

I need to answer this problem for my math class and I have nooo idear how to get the answer please help!

Answer 1

3x^3 -7x^2 -2x +8

Comments

Im sorry but for this question we were given multiple choices as answers and this is not one of them

Answer 2

please give me the answers you were given.

Answer 3

3x(x+1)(x-2)  -4(x+1)(x-2)

3x(x^2 -2x +1x -2)                            -4(x^2-2x+1x-2)

                               

3x^3 -6x^2 +3x^2 -6x                      -4x^2+8x-4x+8

3x^3 -3x^2 -6x                                -4x^2+4x+8

3x^3-7x^2-2x+8

=3x^3 -7x^2 -2x +8

here are the steps where i worked out the problem.

Answer 4

(6x+2/x^2-1)/(3x^2+x/x-1)