(x-1)(x-2)(x-3)(x-4)=0,求x等于多少,
(x-1)(x-2)(x-3)(x-4)=0,求x等于多少,
(-x)1(-x)2(-x)3(-x^4)等于多少
(x+1)(x+2)(x+3)(x+4)等于多少
(x-1)(x-2)(x-3)(x-4)=(x+5)(x+6)(x+7)求X等于几?
x+2x+3x+4x+5x+6x+7x+8x+9x=9x-8x-7x-6x-5x-4x-3x-2x-x.x等于多少?
3x+1=5x+2=7x+4=13x+6 求x等于多少?
4x-3(x-5)=2x+(x-1) x等于多少
1X+2X+3X…+98X+99X+100X=50500X X等于多少?
4{x-(2/3x+6)}=2/3x+6 求x等于多少?
求lim(x趋向0) (2x+e^3x)^1/x等于多少
1/3x+2/5x+36=x求x等于多少!
2/x-x+1/x=1 X等于多少