①√3x(x-1)-√2(x-1)=0 ②(x-6)^2=6-x ③4(x-1)^2=25(x+1)^2 ④√2x(x+
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
①√3x(x-1)-√2(x-1)=0 ②(x-6)^2=6-x ③4(x-1)^2=25(x+1)^2 ④√2x(x+
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
已知1+x+x^2+x^3=0,求x+x^2+x^3+x^4+x^+x^6+x^7+x^8的值
已知x*x-3x+1=0求√(x*x+1/x-2)=?
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
x^4+x^3+x^2+x+1=0,x^2006+x^2005+x^2004+x^2003+x^2002
(x+2)(x-3)(x-6)(x-1)=0
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),
(1) x-3/x-2 - x-5/x-4=x-7/x-6 - x-9/x-8
1x+2x+3x+4x+5x+6x+7x…+99x=100