一道最值填空题的解法探究——以“三角函数”为例

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1672-1969|volume|4|69-69

ISSN: 1672-1969

Source: 数学之友, Vol.volume, Iss.4, 2015-01, pp. : 69-69

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Abstract