25x 3 5 x 4 July 8, 2019 16 32 64 128 Simplify 25x 3 5 x 4 25x 5 15x 4 5x 3 5x 3 4x 2 25x 20 50x 4 25x 3 5x 2 25x 4 30x 3 5x 2 0 5x 4 25x 3 30x 2 25x 5x 3 4 dx Integral 25x 5x 3 4 Integral 25x 5x 3 4 dx