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            • 1.

              下列方程不是分式方程的是(    )

              A.\( \dfrac{x-3}{x}=1\)                  
              B.\( \dfrac{x}{x+1}+ \dfrac{1}{x-1}=1\)
              C.\( \dfrac{3}{x}\)\(+\)\( \dfrac{4}{y}\)\(=2\)                  
              D.\( \dfrac{1}{2}\)\(-\)\( \dfrac{x-2}{3}\)\(=x\)
            • 2.

              若\(x=3\)是分式方程\(\dfrac{a-2}{x}-\dfrac{1}{x-2}=0\)的根,则\(a=\)________.

            • 3.

              下列说法:\(①\dfrac{5x+1}{3x}= \dfrac{2}{x} \)是分式方程;\(②x=1\)或\(x=-1\)是分式方程\(\dfrac{x+1}{{x}^{2}-1}=0 \)的根;\(③\)分式方程\(\dfrac{1}{x-2}+ \dfrac{1}{x}= \dfrac{2}{x+2} \)转化为整式方程时,方程两边需同乘以\(x(x+2)(x-2)\);\(④\)解分式方程时一定会出现增根\(.\)其中正确的有    \((\)    \()\)

              A.\(1\)个
              B.\(2\)个
              C.\(3\)个
              D.\(4\)个
            • 4.

              若方程\( \dfrac{3-2x}{x-3}+ \dfrac{2+mx}{3-x}=-1\)无解,求\(m\)的值.

            • 5.

              若关于\(x\)的分式方程\(\dfrac{2m+x}{x-3}-1=\dfrac{2}{x}\)无解,求\(m\)的值.

            • 6. 关于\(x\)的方程:\(①\dfrac{x}{2}-\dfrac{x-1}{3}=6\);\(②\dfrac{x}{900}=\dfrac{500}{x-30}\);\(③\dfrac{x}{3}+1=\dfrac{3}{2}x\);\(④\dfrac{a}{2x}=\dfrac{1}{x}\);\(⑤\dfrac{320}{x}-\dfrac{400}{x}=4\);\(⑥\dfrac{x}{a}=\dfrac{3}{5}-x.\)分式方程有________\((\)填序号\()\).
            • 7.
              在方程\( \dfrac {x+5}{3}=7\),\(- \dfrac {2}{x}=2\),\( \dfrac {1}{\pi }+x= \dfrac {1}{2}\),\( \dfrac {x-1}{2}= \dfrac {x-1}{3}+4\),\( \dfrac {3x+9}{x}=1\)中,分式方程有\((\)  \()\)
              A.\(1\)个
              B.\(2\)个
              C.\(3\)个
              D.\(4\)个
            • 8.

              下列方程是分式方程的是(    )

              A.\( \dfrac{2}{x+1}= \dfrac{5}{x-3}\)                  
              B.\( \dfrac{3y-1}{2}= \dfrac{y+5}{6}-2\) 
              C.\(2x^{2}\)\(+\)\( \dfrac{1}{2}\)\(x-3=0\)               
              D.\(2x-5= \dfrac{8x+1}{7}\)
            • 9.

               下列方程中,是分式方程的有 (    )

              \(①\);\(\dfrac{3x+5}{2}=\dfrac{2x-1}{3}②\);\(\dfrac{3}{x}-\dfrac{2}{x-2}=1③\);\(\dfrac{2}{3}+\dfrac{x}{3x-1}=\dfrac{1}{9x-3}④{{x}^{2}}-3x+\dfrac{3}{x}=5\).


              A.\(①②③\)
              B.\(②③④\)
              C.\(①③④\)
              D.\(①②④\)
            • 10.

              若方程\(\dfrac{x-1}{x-2}=\dfrac{a}{2-x}\)有增根,则\(a\)的值为

              A.\(2\)
              B.\(1\)
              C.\(-1\)
              D.\(-2\)
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