X2 2 m 1 x m2 m 1 0 July 8, 2019 16 32 64 128 X2 2 m 1 x m2 2m 0 Cho pt x2 2 m 1 x m2 1 0 X2 2 m 1 x m2 3m 0 X2 2 m 1 x m2 3 0 X2 2 m 1 x m2 4 0 Cho phương trình x2 2 m 1 x m2 1 0 X2 2 m 1 x m2 2m 3 0
