M 2 4m 9 July 8, 2019 16 32 64 128 M 2 4m 91 0 M 2 4m 9 0 25 9m 2 m 4m 3 in standard form M 2 4m 45 m 9 25 9m 2 m 4m 3 4m 2 m 1 9m 5 9m 2 4m m 42 8 M 2 9 M2 + 4m + 4 2 m 4 2 4 m2