(1)2x=1/4 (2)1/3x-1/6x=6 (3)x-1/4x=3:8
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(1)2x=1/4 (2)1/3x-1/6x=6 (3)x-1/4x=3:8
![(1)2x=1/4 (2)1/3x-1/6x=6 (3)x-1/4x=3:8](/uploads/image/z/19930478-14-8.jpg?t=%EF%BC%881%EF%BC%892x%3D1%2F4+%EF%BC%882%EF%BC%891%2F3x-1%2F6x%3D6+%283%29x-1%2F4x%3D3%3A8)
x=1/8 x=1/6x=6,x=36 3/4x=3/8,x=1/2
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再答: e, x=(1/4)/2,x=1/8 2/6x-1/6x=6,1/6x=6,x=6/(1/6),x=36 3/4x=3/8,x=(3/8)/(3/4),x=1/2
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再答: e, x=(1/4)/2,x=1/8 2/6x-1/6x=6,1/6x=6,x=6/(1/6),x=36 3/4x=3/8,x=(3/8)/(3/4),x=1/2
(1) x-3/x-2 - x-5/x-4=x-7/x-6 - x-9/x-8
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
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
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+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
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550
|X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10|
已知x=2π+1求 |x-1|+|x-2|+|x-3|+|x-4|+|x-5|+|x-6|+|x-7|+|x-8|+|x
1x()+2x()+3x()+4x()+5x()+6x()+7x()+8x()加9x()+10x()=1980