(5x-2)(5x-2)=9(x+3)(x+3)怎么解
x+2x+3x+4x+5x+6x+7x+8x+9x=9x-8x-7x-6x-5x-4x-3x-2x-x.x等于多少?
解方程:(x+3)/(x+2)-(x+5)/(x+4)=(x+7)/(x+6)-(x+9)/(x+8)
解方程(x-2)X(x的平方-6x-9)=x(x-5)X(x-3)
解方程:(x-2)(x^2-6x-9)=x(x-5)(x-3)
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
7x(x-6)+3x=4x(2x+5)怎么解这个方程
3(x+5)平方 -2(3-x)平方+(9-x)*(9+x)=0怎么解
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
|X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10|
7x-3(2/3x+1/5x)-(x+2/5x)+2x,=5x怎么求出
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),