解方程:1/x+1/x(x+1)+1/(x+1)(x+2)+1/(x+2)(x+3)+……+1/(x+9)(x+10)=0
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解方程:1/x+1/x(x+1)+1/(x+1)(x+2)+1/(x+2)(x+3)+……+1/(x+9)(x+10)=0解方程:1/x+1/x(x+1)+1/(x+1)(x+2)+1/(x+2)(x
解方程:1/x+1/x(x+1)+1/(x+1)(x+2)+1/(x+2)(x+3)+……+1/(x+9)(x+10)=0
解方程:1/x+1/x(x+1)+1/(x+1)(x+2)+1/(x+2)(x+3)+……+1/(x+9)(x+10)=0
解方程:1/x+1/x(x+1)+1/(x+1)(x+2)+1/(x+2)(x+3)+……+1/(x+9)(x+10)=0
1/x+1/x-1/(x+1)+1/(x+1)-1/(x+2)+.+1/(x+9)-1/(x+10)=0
2/x-1/(x+10)=0
2(x+10)-x=0
x=-20
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
解方程(x/x(x+2))+(x/(x+2)(x+4))+.+x/(x+8)(x+10)=1
解方程X(X+1)-X(X-3)=2(X+1)(X-1)+20
解方程((13x-x^2)/(x+1))(x+(13-x)/(x+1))=42
解方程 3x/x×x-1+x×x-1/3x=5/2
解方程:(x-1)/(x²-2x)+x(2-x)=1/x
解方程[(19x-x^2)/(x+1)][x+(19-x)/(x+1)]=84.
解方程：(19x-x^2)/(x+1)*(x+(19-x)/(x+1))=84
解方程：2x(x-2)-6x(x-1)=4x(1-x)+16
解方程x（x-1)(x-2)(x-3)(x-4)=24x=?
解方程 x(2x-4)+3x(x-1)=5x(x-3)+8
解方程(x²-x+4)x-(x-1)(x²+2)=x+7
x/(x-2)+(x+1)/(x-6)=2x/(x-3) 解分式方程
解方程：x（x-1）+x（2+x）=2x（x-2）
解方程2x/x+2-x/x-2-x+11/4-x方=1
解方程(x-3/x)-(3-x/x+1)=5x-15/2x+2
解方程 X(X+1)x(X+2)x(X+3)=3024
解方程 x-0.4x=1