6.5:x=0.5:4 x:0.42=7:21 1/8:1/6=1/10:x 6/2.5=x/3 3/2:1/3=x:8
来源:学生作业帮 编辑:大师作文网作业帮 分类:数学作业 时间:2024/10/05 14:18:19
6.5:x=0.5:4 x:0.42=7:21 1/8:1/6=1/10:x 6/2.5=x/3 3/2:1/3=x:8 x:9/2=1/3:2 (解比例)
6.5:x=0.5:4 x:0.42=7:21 1/8:1/6=1/10:x 6/2.5=x/3 3/2:1/3=x:8 x:9/2=1/3:2 (解比例)
6.5:x=0.5:4 x:0.42=7:21 1/8:1/6=1/10:x 6/2.5=x/3 3/2:1/3=x:8 x:9/2=1/3:2 (解比例)
6.5:x=0.5:4
x=4*6.5/0.5=52
x:0.42=7:21
x=7*0.42/21=0.14
1/8:1/6=1/10:x
x=(1/6)*(1/10)/(1/8)=2/15
6/2.5=x/3
x=6*3/2.5=7.2
3/2:1/3=x:8
x=(3/2)*8/(1/3)=36
x:9/2=1/3:2
x=(1/3)*(9/2)/2=3/4
x=4*6.5/0.5=52
x:0.42=7:21
x=7*0.42/21=0.14
1/8:1/6=1/10:x
x=(1/6)*(1/10)/(1/8)=2/15
6/2.5=x/3
x=6*3/2.5=7.2
3/2:1/3=x:8
x=(3/2)*8/(1/3)=36
x:9/2=1/3:2
x=(1/3)*(9/2)/2=3/4
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),
1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550
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
已知1+x+x^2+x^3=0,求x+x^2+x^3+x^4+x^+x^6+x^7+x^8的值
(1) x-3/x-2 - x-5/x-4=x-7/x-6 - x-9/x-8
(X+2)/(X+1)-(X+4)/(X+3)=(X+6)/(X+5)-(X+8)/(X+7)
解方程 x+2/x+1+x+8/x+7=x+6/x+5+x+4/x+3
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
已知x=2π+1求 |x-1|+|x-2|+|x-3|+|x-4|+|x-5|+|x-6|+|x-7|+|x-8|+|x
|X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10|