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yu dao han shu ling dian dui hua de hu zhong ce lue
Author(s): 
Pages: 25-27
Year: Issue:  6
Journal: ZHONGXUE SHUXUE ZAZHI(GAOZHONG BAN)

Keyword:  导函数“对话”超越方程导数;
Abstract: 在利用导数解决相关问题的过程中,往往都要对导函数的零点(方程的根)进行分析和运用.对于方程的根,从宏观上来看,有两种情形:有根或无根.在这里,因为面对的往往是超越方程,所以,在有根的情形下,有的根可以直接求出,有的根不能直接求出,还有的根用当前的方法求不出来.
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