化简分式【(x/x+1)+(x/x^2-1)】/(x^2+x/x^2+2x+1)
分式混合计算(x+1/x^2-x - x/x^2-2x+1)*x
(1)化简分式(x^2-1/x^2+2x+1)-(x+1/x-1)
分式化简:[(x+2)/(x^2-2x)-(x-1)/(x^2-4x+4)]/(x-4)/(x^3-2x^2)
化简分式【(x/x-1)-(x/x²-1)】÷(x²-x/x²-2x+1),并从-1≤x≤
分式计算:(x+2)/(x^2-2x)-(x-1)/(x^2-4x+4)
分式通分:x+1/3x,x/2x+6,x-1/x^2-9
x/(x-2)+(x+1)/(x-6)=2x/(x-3) 解分式方程
分式方程1/[x(x+1)]+1/[(x+1)(x+2)]+1/[(x+2)(x+3)]+...+1/[(x+9)(x+
x-1\x-2+x-6\x-7=x-2\x-3+x-5\x-6 分式方程
分式方程.x/(x-2)+(x-9)/(x-7)=(x+1)/(x-1)+(x-8)/(x-6)
若分式x^2\(x^2+x)化简得X\(X+1).求x应满足的条件
化简多项式:1+x+x(1+x)+x(1+x)^2+.+x(1+x)^2010