Bùi Đức Anh
Giới thiệu về bản thân
ngonnnnnnnnnn
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2024-04-24 16:11:49
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2024-04-18 10:13:45
2024-04-18 10:13:29
a: Để A(x) có bậc là 2 thì a-5=0
=>a=5
b: Đặt B(x)=0
=>x+1=0
=>x=-1
2024-04-15 20:58:44
2024-04-15 20:58:21
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2024-04-15 20:56:26
b.won't go
