5x 2 9x 5 0 July 8, 2019 16 32 64 128 X 3 5x 2 9x 5 0 5x 2 9x 4 5 0 6 √ 5x 2 9x 3 √ 5 0 9x 5x 1 2 8x 7x 5 9x 0 9x 5x 1 2 8x 7x 5 9x 0 comprobacion 2x 5 5 x2 5 9x-5 21
