解方程:7/x^+x+6/x^-1+3/x^-x=0
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解方程:7/x^+x+6/x^-1+3/x^-x=0
解方程:7/x^+x+6/x^-1+3/x^-x=0
解方程:7/x^+x+6/x^-1+3/x^-x=0
两边乘以x(x+1)(x-1)得
7(x-1)+6x+3(x+1)=0
7x-7+6x+3x+3=0
16x=4
x=1/4
解方程(x+1/x+2)-(x+2/x+3)=(x+5/x+6)-(x+6/x+7)
解方程:x+2/x+1-x+3/x+2=x+6/x+5-x+7/x+6
解分式方程:(x+1)/(x+2)+(x+6)/(x+7)=(x+2)/(x+3)+(x+5)/(x+6)
解分式方程: (x-1)/(x-2)+(x-6)/(x-7)=(x-2)/(x-3)+(x-5)/(x-6)
解方程 x+2/x+1+x+8/x+7=x+6/x+5+x+4/x+3
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解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
解方程:7/x^+x+6/x^-1+3/x^-x=0
解方程:7/x^2+x+3/x^2-x=6/x^2-1
解方程:7/x^2+x-6/x^2-1=3/x-x^2
解方程:7/x^2+x-2/x-x^3=6/x^2-1
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解方程(x-2)/(x-3)-(x-3)/(x-4)=(x-5)/(x-6)-(x-6)/(x-7)
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