计算:x-2/4-2x-1/6>1;x-10x+1/6≥2x+1/4-1.
计算(x*x+4x+5)/(x+2)-(x*x+6x+10)/(x+3)+1
|X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10|
计算:(x-1)/(x^2+3x+2)+6/(2+x-x^2)-(10-x)/(4-x^2)
计算:(x+1)(x-2)(x-3)(x-6)
如何计算 (x+1)(x+2)(x+3)(x+4)
计算(X-1)(X-2)(X-3)(X-4)
计算:2x^2+1/x^2-5x+6-x^2-1/x^2-5x+6+4-5x/x^2-5x+6
计算:3/(2x+4)-6/(4-x^2)+1/(x-2);(3x/(x-2)-x/(x+2))*(x^2-4)/x.
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),
计算:﹙﹣x﹚^4·x^3-x^7-2x^3·(-x)^4 计算:(2x-1)^2-2(x-2)(x+6)
分式计算:(x+2)/(x^2-2x)-(x-1)/(x^2-4x+4)