计算:再问一题:(3x^2+9x+7)/(x+1)-(2x^2-4x+3)/(x-1)-(x^3+x+1)/(x^2-1)=?虽然看着有点烦
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![计算:再问一题:(3x^2+9x+7)/(x+1)-(2x^2-4x+3)/(x-1)-(x^3+x+1)/(x^2-1)=?虽然看着有点烦](/uploads/image/z/2652863-23-3.jpg?t=%E8%AE%A1%E7%AE%97%3A%E5%86%8D%E9%97%AE%E4%B8%80%E9%A2%98%EF%BC%9A%283x%5E2%2B9x%2B7%29%2F%28x%2B1%29-%282x%5E2-4x%2B3%29%2F%28x-1%29-%28x%5E3%2Bx%2B1%29%2F%28x%5E2-1%29%3D%3F%E8%99%BD%E7%84%B6%E7%9C%8B%E7%9D%80%E6%9C%89%E7%82%B9%E7%83%A6)
计算:再问一题:(3x^2+9x+7)/(x+1)-(2x^2-4x+3)/(x-1)-(x^3+x+1)/(x^2-1)=?虽然看着有点烦
计算:
再问一题:
(3x^2+9x+7)/(x+1)-(2x^2-4x+3)/(x-1)-(x^3+x+1)/(x^2-1)=?
虽然看着有点烦
计算:再问一题:(3x^2+9x+7)/(x+1)-(2x^2-4x+3)/(x-1)-(x^3+x+1)/(x^2-1)=?虽然看着有点烦
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计算:再问一题:(3x^2+9x+7)/(x+1)-(2x^2-4x+3)/(x-1)-(x^3+x+1)/(x^2-1)=?虽然看着有点烦
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