`
5/(x*x+x)-1/(x*x-x)=0
[5(x-1)-(x+1)]/[x*(x+1)*(x-1)=0
(4x-6)/[x*(x+1)*(x-1)]=0
4x-6=0 且 x、(x+1)、(x-1)不等于0
x=1.5
3分式第29页的练习题第（4）答案
3分式第29页的练习题第（4）答案
x平方加x分之5减去x平方减x分之1=0
x平方加x分之5减去x平方减x分之1=0
数学人气：650 ℃时间：2020-05-26 04:26:19
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