Question

what should be added to 4- 3x + 9x^2 to get 3- 4x^2 - x^3​

Answer 1

Answer:

let the polynomial be y

given,

4-3x+9x^2+y=3-4x^2-x^3

y=3-4x^2-x^3-4+3x-9x^2

y=-1-13x^2+3x-x^3

y=-x^3-13x^2+3x-1

Hope it helps you!!!!!!