解不等式1/5(0.6-X/2)-1/4>=x/2+2.1
解不等式|x+1|+|x-2|>5
解不等式:1/4(3x-2)+x/5
解不等式x/(x^2-7x+12)>=1
1/5(0.6-x/2)-1/4≥x/2+2.1 [解不等式]
不等式x-2/x^-1
解不等式组x(2x-5)>2x×x-3x-4 (x-1)(x+3)+8x>(x+5)(x-5)-2
解不等式组2-5x>1/2x,5x-4>6x-1
解不等式组:x-3(x-2)≥4,(2x-1)/3>x-5/2
x-5>1+2x 3x+2<4x 解不等式组
已知函数f(x)=|x-1|+|2x+2|解不等式f(x)>5!
解不等式(x+5)(x+2)(x-1)(x-4)≤-80.
解不等式组1+3x<x+5,4x>3x-2