Avioletgo Avioletgo Math Answered 1. What is the sum of 12x³ - 5x² +3x + 4 and 19x² +20x - 100?A.12x³ + 23x² + 17x -104B.12x³ + 13x² + 23x - 96C.23x³ - 23x² - 17x -104