升与降,极与最——函数与导数问题的解题策略
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1009-864x|volume|2|41-43
ISSN: 1009-864x
Source: 求学:理科版, Vol.volume, Iss.2, 2017-01, pp. : 41-43
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Abstract