diobensmy1618 diobensmy1618 12-06-2022 Mathematics contestada Find the sum of these polynomials. (5x² - 4x + 2) + (3x² + 9x-8)= OA. 8x²-5x-6 OB. 8x²-5x+10 OC. 8x² + 5x-6 OD. 8x2 + 5x+10