gafirechief2131 gafirechief2131 18-10-2021 Mathematics contestada Which expression is the simplest form of – (3x3 + x2) +2 (x3 – 4x2)? A. 5x3 – 7x2 B. -x3 - 3x2 C. 5x3 – 8x2 D. -x3– 9.x2
