((10+5x)/25)^2-2((2x+2)/25)=1,x=
(x/x-1)+(5x-2)/x*x-x=1 求x(有图)
解方程:(2x+5)(4x*x-10x+25)=8x(x*x+1)
(1) x-3/x-2 - x-5/x-4=x-7/x-6 - x-9/x-8
(2x-2)(x-1)=0 x(x-5)=5x-10
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
(x-1)/x -(1-x)/(x+1)=(5x-5)/(2x+2) x等于多少
计算:1/(x^2-7x+10)+1/(x^2-x-2)+1/(x^2+5x+4)+1/(x^2+11x+28)=( )
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
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),
计算(x*x+4x+5)/(x+2)-(x*x+6x+10)/(x+3)+1
解方程(x-2)X(x的平方-6x-9)=x(x-5)X(x-3)
(x)-2x·x-x-2x+1=0求x的值,