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Evaluation Warning: The document was created with Spire.Doc for .NET.指嫉痊炔全孵拣淫哄情怀簧皆音比离...
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等差数列与等比数列例1.等差数列中,a3+a7-a10=8,a11-a4=4,求S13解:由求和公式知问题转化为求a7由条件得:a...
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1、数列的认识:(1)1,2,3,4,5, 6, 7, 8, ???…数列第n项的表示(2)2,4,6,8,10, 12, 14,???…数列第n项的表示...
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精品教学教案设计 | Excellent teaching plan教师学科教案[ 20 – 20 学年度 第__学期 ]任教学科: ...
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Evaluation Warning: The document was created with Spire.Doc for .NET.等比数列求和教学案例等比数列求和...
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学习必备 欢迎下载Evaluation Warning: The document was created with Spire.Doc for .NET.《等比数列概念...
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【课题】 6.3 等比数列【教学目标】知识目标:1)理解等比数列的定义;2)理解等比数列通项公式.能力目标...
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