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

Toán Lớp 7: Tìm nghiệm: `x^2 + 7` `(2×2 – 4)(4x+3)(x3+27)`

Toán Lớp 7: Tìm nghiệm:
x^2 + 7
(2×2 – 4)(4x+3)(x3+27)

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

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