解分式方程(每题4分,共8分)                  

解分式方程(每题4分,共8分)

                 

 

答案

(1),(2)此方程无解

解析:(1)方程两边同时乘以(x+2)(x-2),

       

        检验:是原方程的解

(2)方程两边同时乘以

       

   检验:x=1是方程的增根,故分式方程无解。

 

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