spatel2711 spatel2711 15-08-2017 Mathematics contestada Simplify (5x to the power of 2 + 3x + 4) + (5x to the power of 2 + 5x − 1). 10x to the power of 2 + 8x + 5 25x to the power of 2 + 8x + 3 10x to the power of 2 + 8x + 3 10x to the power of 2 + 8x − 3