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Toán Lớp 8: rút gọn biểu thức P=2x(2-1)^2-3x(x+3)(x-3)-4x(x+1)^2 Q=(3x+1)^2-2(3x+1)(3x+5)+(3x+5)^2

Home/ Toán Lớp 8: rút gọn biểu thức P=2x(2-1)^2-3x(x+3)(x-3)-4x(x+1)^2 Q=(3x+1)^2-2(3x+1)(3x+5)+(3x+5)^2

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