5 1 2 x 75 July 8, 2019 16 32 64 128 5 x 1 5 x 2 750 2 x 1 5 6 75 5 mũ x 1 5 mũ x 2 750 2 x + 1 25 5 75 23 5 18 2 x 1 75 1 2 x 0 75 5 3 2 x 1 5 0 75 5 x 1 75 5 x2 5 1/2 x 7 1/2 5 x 5 x 5 x 5 x 5
