1.化简1/x(x-1)+1/(x-1)(x-2)+1/(x-2)(x-3)+…+1/(x-9)(x-10)= 一定要写

来源：学生作业帮编辑：拍题作业网作业帮分类：数学作业时间：2024/05/17 12:31:38

1.化简1/x(x-1)+1/(x-1)(x-2)+1/(x-2)(x-3)+…+1/(x-9)(x-10)= 一定要写过程,

1/x(x-1)+1/(x-1)(x-2)+1/(x-2)(x-3)+…+1/(x-9)(x-10)=1/(x-1)-1/x+1/(x-2)-1/(x-1)+1/(x-3)-1/(x-2)+……+1/(x-10)-1/(x-9)
=1/(x-10)-1/x
=10/x(x-10)
再问：你确定是对的吗？
再答：确定。望采纳，谢谢

1.化简1/x(x-1)+1/(x-1)(x-2)+1/(x-2)(x-3)+…+1/(x-9)(x-10)= 一定要写 |X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10| 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-1)(X-2)(x-3)...(x-50)+x(x-2)(X-3)...(X-50)+...+x(x-1)(x-2) 1.x/9+x=62.x/x+1 + x+1/2x = 3 1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550 x+2/x+1-x+3/x+2-x+4/x+3+x+5/x+4 化简：1+x+x(1+x)+x(1+x)^2+……+x(1+x)^2006 x*x+2x+x*x+10x+x*x+25+2x+x*x+1+1+16+x*x+4x*x+9-12x+16x*x+4-1 化简[(2X-3/X)-1]/(X平方-9/X)