What must be subtracted from x3 − 6x2 − 15x + 80 so that the result is exactly divisible by x2 + x − 12?

What must be subtracted from x3 − 6x2 − 15x + 80 so that the resul

1.	What must be subtracted from x3 − 6x2 − 15x + 80 so that the result is exactly divisible by x2 + x − 12?
Answer» What must be subtracted from x³ − 6x² − 15x + 80 so that the result is exactly divisible by x² + x − 12?