6.3.2 二项式系数的性质（一）课件-2022-2023学年高二下学期数学人教A版（2019）选择性必修第三册

人教A版 选择性必修 第三册 e7d195523061f1c09e9d68d7cf438b91ef959ecb14fc25d26BBA7F7DBC18E55DFF4014AF651F0BF2569D4B6C1DA7F1A4683A481403BD872FC687266AD13265C1DE7C373772FD8728ABDD69ADD03BFF5BE2862BC891DBB79EF84BF418A889B226CF9C0CB1BFFED779B0ECBE1C944F05400A013ADFFA7A2B3CCAAF7701251FF12675319688C370005A869A8358FC9497EA 6.3.2 二项式系数性质（一） 1 复习回顾 e7d195523061f1c09e9d68d7cf438b91ef959ecb14fc25d26BBA7F7DBC18E55DFF4014AF651F0BF2569D4B6C1DA7F1A4683A481403BD872FC687266AD13265C1DE7C373772FD8728ABDD69ADD03BFF5BE2862BC891DBB79E0B47DAFC0B20EFAF86558955B7FCCFA41E28A044B7497A4E125C32C7866AC7A0A29318354D69FB08035F876A7B69DF41D87DD94CF3B228A2C836566B61DAB7E6 问题1 什么是二项式定理？ 二项式展开式的通项公式是什么？通项的二项式系数是什么？ 二项式定理 二项展开式的通项 二项式系数： e7d195523061f1c09e9d68d7cf438b91ef959ecb14fc25d26BBA7F7DBC18E55DFF4014AF651F0BF2569D4B6C1DA7F1A4683A481403BD872FC687266AD13265C1DE7C373772FD8728ABDD69ADD03BFF5BE2862BC891DBB79E0B47DAFC0B20EFAF86558955B7FCCFA41E28A044B7497A4E125C32C7866AC7A0A29318354D69FB08035F876A7B69DF41D87DD94CF3B228A2C836566B61DAB7E6 问题2 计算展开式的二项式系数并填入下表 n (a+b)n展开式的二项式系数 1 2 3 4 5 6 1 6 15 20 15 6 1 1 5 10 10 5 1 1 4 6 4 1 1 3 3 1 1 2 1 1 1 问题导学 e7d195523061f1c09e9d68d7cf438b91ef959ecb14fc25d26BBA7F7DBC18E55DFF4014AF651F0BF2569D4B6C1DA7F1A4683A481403BD872FC687266AD13265C1DE7C373772FD8728ABDD69ADD03BFF5BE2862BC891DBB79E0B47DAFC0B20EFAF86558955B7FCCFA41E28A044B7497A4E125C32C7866AC7A0A29318354D69FB08035F876A7B69DF41D87DD94CF3B228A2C836566B61DAB7E6 1 1 1 2 1 1 3 3 1 1 4 6 4 1 1 5 10 10 5 1 1 6 15 20 15 6 1 … … … … … … 问题导学 杨辉三角 e7d195523061f1c09e9d68d7cf438b91ef959ecb14fc25d26BBA7F7DBC18E55DFF4014AF651F0BF2569D4B6C1DA7F1A4683A481403BD872FC687266AD13265C1DE7C373772FD8728ABDD69ADD03BFF5BE2862BC891DBB79E0B47DAFC0B20EFAF86558955B7FCCFA41E28A044B7497A4E125C32C7866AC7A0A29318354D69FB08035F876A7B69DF41D87DD94CF3B228A2C836566B61DAB7E6 杨辉 追