What must be subtracted from `4x^4-2x^3-6x^2+x-5` so that the result is exactly divisible by `2x^2+x-1`

what must be subtracted from 4x^(4)-2x^(3)-6x^(2)+x-5 so that the result is exactly divisible by 4x^(2)+2x

What must be subtracted from (4x^(4)-2x^(3)-6x^(2)+2x+6) so that the result is exactly divisible by (2x^(2)+x-1) ?

What must be subtracted from x^3-6x^2-15 x+80 so that the result is exactly divisible by x^2+x-12 ?

What must be subtracted from x^3-6x^2-15 x+80 so that the result is exactly divisible by x^2+x-12 ?

What must be substracted from x^3-6x^2-15x+2 is so that the result is exactly divisible by x^2+x+2

What must be subtracted from x^(3)-6x^(2)-15x+80 so that the result is exactly divisible by x^(2)+x-12?

What must be subtracted from (x^(4)+2x^(3)-2x^(2)+4x+6) so that the result is exactly divisible by (x^(2)+2x-3)?

What must be subtracted from (x^(4)+2x^(3)-2x^(2)+4x+6) so that the result is exactly divisible by (x^(2)+2x-3) ?

What must be subtracted from x^(3)-6x^(2)-15x+80=0 so that the resultant is exactly divisible by x^(2)+x-12?

What must be added to x^4+2x^3-2x^2+x-1 so that the result is exactly divisible by x^2+2x-3.