\(\frac{x-1}{x-2}>1\)
\(\Leftrightarrow\frac{x-1}{x-2}-1>0\)
\(\Leftrightarrow\frac{x-1-x+2}{x-2}>0\)
\(\Leftrightarrow\frac{1}{x-2}>0\)
\(\Rightarrow x-2>0\)
\(\Leftrightarrow x>2\)
(x-1)/(x-2) > 1 (ĐKXĐ: x khác 2)
<=> (x-1)/(x-2) -1 >0
<=> 1/(x-2) >0
<=> x-2 > 0
<=> x>2 (thỏa đkxđ)
(x-1)/(x-2) > 1 (ĐKXĐ: x khác 2)
<=> (x-1)/(x-2) -1 >0
<=> 1/(x-2) >0
<=> x-2 > 0
<=> x>2 (thỏa đkxđ)