Category: 18级数师
200515-函数的奇偶性-06180541
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200515-函数的奇偶性-06180530
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200522函数奇偶性06180516
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http://m.youku.com/video/id_XNDY4NzM3MjM2MA==.html?&source=
200529-平方差公式-22170907
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200612-等差数列前n项和说课-06180550
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https://survey.nnuteachskill.com/index.php?r=survey/index&sid=634116&lang=zh-Hans 互评量表
200515-奇偶性1-22171907
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200529-等差数列前n项和1-06180525
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