Question

what should be subtracted from 7x³-11x²+5x-9 to get 3x³+15x+7?​

Answer 1

I hope it's help you. If you have any doubt ask me

Answer 2

Answer:

4x^3-11x^2-10x-16

Step-by-step explanation:

7x^3-11x^2+5x-9-(3x^3+15x+7)

7x^3-3x^3-11x^2+5x-15x-9-7

4x^3-11x^2-10x-16