Bella419 Bella419 09-06-2020 Mathematics contestada Simplify: (3x3+5x2−9x−2)−(2x3+3x2−x−3)? A. x3+8x2−8x+1 B. x3+8x2−10x−5 C. x3+2x2−8x+1 D. x3+2x2−10x+1