16(x-3)(x-3)+8(x-30+1=0

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 解方程：1/(x*x+11x-8)+1/(x*x+-8)+1/(x*x-3x-8)=0 x^4+x^3+x^2+x+1=0,x^2006+x^2005+x^2004+x^2003+x^2002 方程（x+1)(x+2)(x+3)(x+4)(x+5)(x+6)(x+7)(x^2+8x+9)+64=0 解方程 ：8*x(4)+16*x(3)+8*x(2)+x-1=0 (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), x+3/x+1-x+5/x+3-x+7/x+5+x+9/x+7=0 x+2/x+3－x+1/x+2=x+8/x+9－x+7/x+8 (3-x)/(1-x)-(5-x)/(7-x)+(x^2-x)/(x^2-8x+7)=1