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要使分式有意義,則x的取值應滿足      .                             

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問題詳情:

要使分式要使分式有意義,則x的取值應滿足      .                             要使分式有意義,則x的取值應滿足      .                              第2張有意義,則x的取值應滿足      .                             

【回答】

x≠﹣2 .                                                                                        

【分析】根據分式有意義的條件可得x+2≠0,再解即可.                              

【解答】解:由題意得:x+2≠0,                                                           

解得:x≠﹣2,                                                                                 

故*為:x≠﹣2.                                                                          

【點評】此題主要考查了分式有意義的條件,關鍵是掌握分式有意義的條件是分母不等於零.                 

                                                                                                      

知識點:分式

題型:填空題

TAG標籤:#取值 #
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