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高三一轮复习:等差数列磨课备课记录

  • 2026-10-14 06:09:08
高三一轮复习:等差数列磨课备课记录

高三一轮复习：等差数列磨课备课记录

高三一轮复习，很多同学之前知识点都遗忘了，需要重新推导一遍公式，帮助孩子理解公式，知道何时运用，尤其是拓展了数列的奇项和、偶项和公式，还有最值问题如何处理，希望孩子们可以灵活运用知识点，再去一步步解决难题。
只有彻底理解了知识，做起来才会得心应手，导入的板书设计很有意思，激记录一下，欢迎其他数学老师，评论区交流，提出批评指导，刘老师欢迎至极

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26新三上语文期中复习考点吃透就稳了

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000585s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000799s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000384s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000406s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000592s ]
  6. SELECT * FROM `set` [ RunTime:0.000280s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000667s ]
  8. SELECT * FROM `article` WHERE `id` = 522985 LIMIT 1 [ RunTime:0.000372s ]
  9. UPDATE `article` SET `lasttime` = 1791930297 WHERE `id` = 522985 [ RunTime:0.001112s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000336s ]
  11. SELECT * FROM `article` WHERE `id` < 522985 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000409s ]
  12. SELECT * FROM `article` WHERE `id` > 522985 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000398s ]
  13. SELECT * FROM `article` WHERE `id` < 522985 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000717s ]
  14. SELECT * FROM `article` WHERE `id` < 522985 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000703s ]
  15. SELECT * FROM `article` WHERE `id` < 522985 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000571s ]
0.082420s