1/3(2x+1)-1/6(10x+1)=1

来源：学生作业帮编辑：神马作文网作业帮分类：数学作业时间：2024/11/16 06:39:12

两边同乘6得：

2（2x+1）-（10x+1）=6
4x+2-10x-1=6
10x-4x=2-1-6
6x=-5
x=-6分之5

|X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10| 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), 解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6) 1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550 1x()+2x()+3x()+4x()+5x()+6x()+7x()+8x()加9x()+10x()=1980 1X?+2X?+3X?+4X?+5X?+6X?+7X?+8X?+9X?+10X?=1980求?是多少 x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x 已知x=9/2 求:[(x^+7x+10)/(x^2+6x+5)]×[(x^3+1)/(x^2 求函数y=\x-1\+\x-2\+\x-3\+\x-4\+\x-5\+\x-6\+.+\x-10\的最小值 (x+2)(x-3)(x-6)(x-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