Question

What expression can be used to find the sum of the polynomials (9-3x^2)+(-8x^2+4x+5)

Answer 1

(9-3x^2)+(-8x^2+4x+5)=(-3x^2)+(-8x^2)+4x+9+5=-11x^2+4x+14

The answer is -11x^2+4x+14