Hoàng Vinh Duy
Giới thiệu về bản thân
llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllliiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiinnnnnnnnnnnnnnnnnnnnnnnnnnhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
0
0
0
0
0
0
0
2025-04-03 22:19:02
Thương là 2x²-3x+1
Dư là 12x
2025-04-03 21:57:58
2025-04-03 21:53:09
