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倒数方程
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倒数方程
dào shǔ fāng chéng
对于一元n次方程,如果将未知数的倒数1x代替x,去分母整理后得到的与原方程相同的方程。如x4+3x3+2x2+3x+1=0就是一个倒数方程。
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roadbank with reinforcement
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更新时间:2025/5/2 2:43:55