怎样化简³√[(x-5)^2]+(x+10)*2/3*(x-5)^(-1/3)
|X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10|
x+2/x+1-x+3/x+2-x+4/x+3+x+5/x+4
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
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^3-2x^2-5x+6 怎样因式分解?
计算(x*x+4x+5)/(x+2)-(x*x+6x+10)/(x+3)+1
3x²-[5x-(1/2x-3)+2x²]怎样去括号?
1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
3x-10/x-3+4x-5/x-1=6x-17+8x-14/2x-3分式化简,
5x(3x-2)-(x+1)