2x-1/6=5x+1/8怎么解
解方程 x+2/x+1+x+8/x+7=x+6/x+5+x+4/x+3
5x-4/x-2=4x 10/3x-6-1 怎么解
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
2x/5-3x/8=1怎么解
y=(x-1)(x-2)(x-3)(x-4)(x-5)(x-6)(x-7)(x-8)(x-9)(x-10)的导数在x=1
解方程(x-6)(x^2+x+1)-x(x+1)(x-1)=x(2-5x)
已知1+x+x^2+x^3=0,求x+x^2+x^3+x^4+x^5+x^6+x^7+x^8的值
解方程:x/(x-2)+(x-9)/(x-7)=(x+1)/(x-1)+(x-8)/(x-6)
设函数f(x)=(x-1)(x-2)(x-3)(x-4)(x-5)(x-6)(x-7)(x-8)(x-9)(x-10),
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
解方程:2x+4x+6x...+100x=1-(x+3x+5x+...+99x)