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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 8: tìm n thuộc zao cho `2^2 -n + 2 ` chia het cho `2n+ 1`

Toán Lớp 8: tìm n thuộc zao cho 2^2 -n + 2 chia het cho 2n+ 1

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222-9+11+12:2*14+14 = ? ( )