Question

What must be added to x⁴+2x³-2x²+x-1 if it is divided by x²+x-2

Answer 1

Answer:

Step-by-step explanation:

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

Answer 2

Answer:

-3x+7 should be added

Step-by-step explanation:

by dividing x^2+2x-4 by x^2+2