X + X + 3 = (10X + X + 3)/4 怎么算.
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
(X-3)/(X^2-4)*(X^2-4X+4)/(x^2-x-6)-1/(x+2)怎么算?
已知 X=4- 根号3 求 (X*X*X*X-6X*X*X-2X*X+18X+23) / (X*X-8X+15)的值
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),
(4x+6)的平方-4=(6x+6)x(3x+4)怎么算
|X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10|
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
2x+4>3x怎么算
3X+X=16怎么算
X+48=3X怎么算?