4*3+4*(10/5)+4*X=10+6X 怎么解
5x-4/x-2=4x 10/3x-6-1 怎么解
7x(x-6)+3x=4x(2x+5)怎么解这个方程
|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),
1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550
解方程:11(6-x)/3(x-4)=10(5-x)/3(x-4)-5(6-x)/x-2
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
15(4x-8)-56(2x+10)=6(5x-20)怎么解
解方程:3/8x+x/4=16 1/5x+x/10=2 3x/11-x/10=7怎么解?
解方程3x-10/x-3 +4x-5/x-1=6x-17/2x-5 +8x-14/2x-3