解方程 (x²-x)分之2+(x²+x)分之3=(x²-1)分之4
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/25 16:09:30
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解方程 (x²-x)分之2+(x²+x)分之3=(x²-1)分之4
解方程 (x²-x)分之2+(x²+x)分之3=(x²-1)分之4
解方程 (x²-x)分之2+(x²+x)分之3=(x²-1)分之4
X=1是答案
做法:首先先将各分母化简,再将每个式子乘以共同的x*(x+1)*(x-1),即可得到最终答案.希望能帮到你
2/x(x-1)+3/x*(x+1)=4/(x+1)*(x-1)
2(x+1)+3(x-1)=4x
5x-1=4x
x=1