4/5+1/2x=9/10
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/03 10:56:42
4/5+1/2x=9/10
9/10-1/2x=4/5
4x+2(8-x)=26
20x+15(50-x)=880
0.7m:15dm
9/10-1/2x=4/5
4x+2(8-x)=26
20x+15(50-x)=880
0.7m:15dm
![4/5+1/2x=9/10](/uploads/image/z/3920143-31-3.jpg?t=4%2F5%2B1%2F2x%3D9%2F10)
1/2x=1/10 x=1/5 (1:5)
-1/2x=-1/10 x=1/5 (1:5)
4x+16-2x=26 2x=10 x=5 (5:1)
20x+750-15x=880 5x=130 x=26 (26:1)
-1/2x=-1/10 x=1/5 (1:5)
4x+16-2x=26 2x=10 x=5 (5:1)
20x+750-15x=880 5x=130 x=26 (26:1)
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-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10|
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
(4x+2)/x+(4x-22)/(x-5)=(x-6)/(x-4)+(7x+9)/(x+1)
(1) x-3/x-2 - x-5/x-4=x-7/x-6 - x-9/x-8
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
1+2x+3x^2+4x^3+5x^4+6x^5+7x^6+8x^7+9x^8+10x^9+11x^10当x=-1时的值
(x+1)(x+2)(x+3)(x+4)(x+5)(x+6)(x+7)(x+8)(x+9)(x+10)请化简
已知x=9/2 求:[(x^+7x+10)/(x^2+6x+5)]×[(x^3+1)/(x^2