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

Toán Lớp 6: Tìm số nguyên x sao cho (x mu 2 -1)(x mũ 2 -4)(xmũ -7)(xmũ 2-7)(x mũ 2-10)<0

Toán Lớp 6: Tìm số nguyên x sao cho (x mu 2 -1)(x mũ 2 -4)(xmũ -7)(xmũ 2-7)(x mũ 2-10)<0

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