| 取对数求导法释疑 |
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| 引用本文： | 张翠英,薛惠莲. 取对数求导法释疑[J]. 山西农业大学学报(自然科学版), 2003, 23(2): 170-173 |
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| 作者姓名： | 张翠英 薛惠莲 |
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| 作者单位： | 1. 山西省忻州,商业学校,山西,忻州,034000
2. 山西农业大学,运城农学院,山西,运城,044000 |
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| 摘 要： | 对一元函数取对数求导法的两种常见类型之一——由若干因式的积、商、幂组成的函数的取对数求导作了进一步的讨论,对含有负因式、零因式时取对数求导也得出相应的结论。
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| 关 键 词： | 对数 导数 负因式 |
| 文章编号： | 1671-8151(2003)02-0170-04 |
| 修稿时间： | 2002-02-28 |
Dou bts Explanation about Differentiation by Taking Logarithm |
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| ZHANG Cui-ying et al.. Dou bts Explanation about Differentiation by Taking Logarithm[J]. Journal of Shanxi Agricultural University(Nature Science Edition), 2003, 23(2): 170-173 |
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| Authors: | ZHANG Cui-ying et al. |
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| Abstract: | This paper has discussed the differentiation by taking logarithm of function which is made up some factors product, some factors quotient, or some factors power. The corresponding conclusions are drawn for negative factor and zero factor. |
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| Keywords: | Logarithm Derivative Negative factor |
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