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【专题分享】高中数学一轮复习专项训练第27讲 等比数列及其前n项和 (原卷版)

  • 2026-10-24 15:14:32
【专题分享】高中数学一轮复习专项训练第27讲 等比数列及其前n项和 (原卷版)
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研题笃学｜高中数学一轮复习专项训练

第27讲 等比数列及其前n项和

专题分享

审核人：田晓东、曹宁
编辑人：李明慧
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期中考前两周,最没用的就是＂赶紧复习＂这四个字

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000606s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000919s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000522s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000357s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000541s ]
  6. SELECT * FROM `set` [ RunTime:0.000303s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000701s ]
  8. SELECT * FROM `article` WHERE `id` = 526316 LIMIT 1 [ RunTime:0.000416s ]
  9. UPDATE `article` SET `lasttime` = 1792832674 WHERE `id` = 526316 [ RunTime:0.001502s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000331s ]
  11. SELECT * FROM `article` WHERE `id` < 526316 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000437s ]
  12. SELECT * FROM `article` WHERE `id` > 526316 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000379s ]
  13. SELECT * FROM `article` WHERE `id` < 526316 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000723s ]
  14. SELECT * FROM `article` WHERE `id` < 526316 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000598s ]
  15. SELECT * FROM `article` WHERE `id` < 526316 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000568s ]
0.087098s