x-2≤x-1/2
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x-2≤x-1/2x-2≤x-1/2x-2≤x-1/2x-2≤x-1/2x-2≤(x-1)/22x-4≤x-1x≤3应该是这样吧：x-2≤（x-1）/2，x≤3，要不然就无解
x-2≤x-1/2
x-2≤x-1/2
x-2≤x-1/2
x-2≤x-1/2
x-2≤(x-1)/2
2x-4≤x-1
x≤3
应该是这样吧：x-2≤（x-1）/2，x≤3，要不然就无解
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分解因式----（X*X-X)(X*X-X-2)+1
】x(x+1)+x^2(x-1)
1/(1-x)+1/(1+x)+2/(1+x*x)+4/(1+x*x*x*x)+8/(1-x*x*x*x*x*x*x*x)怎么做
x-1/x-2
{2X+1}+{X}
(x^2-1)/x
x^2-1/x
2X+|X+1|
｜x-1｜+｜x-2｜
(x+1)/(x+2)
/X+1/+/X+2/
2x/(1-x)
|X+2|+|X-1|
2x-1 (x
|x-2|+|x-1|