Question

what must be added to 4 - 3x + 9 x³ to get 3 - 4x² - x³?​

Answer 1

Answer:

-1 +3x -10x^3 -4x^2

Step-by-step explanation:

Hope it helps!!

Answer 2

Step-by-step explanation:

p(x) + 4 - 3x + 9 x³= 3 - 4x² - x³

p(x) =3 - 4x² - x³- (4 - 3x + 9 x³)

-1-4x^2+3x -10x^3