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27考研数二笔记——到底什么时候才能用等价无穷小?

  • 2026-10-29 14:56:03
27考研数二笔记——到底什么时候才能用等价无穷小?

27考研数二笔记——到底什么时候才能用等价无穷小?

分清楚之后，牢记常用的等价无穷小和泰勒公式
#高等数学知识点总结 #考研数二备考指南 #考研数学复习攻略 #等价无穷小应用技巧 #等价无穷小使用条件 #泰勒展开适用情况

卷心菜爱学习
山西,3月18日 23:04,
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【1年级青山区红钢城小学数学试卷】2024-2025学期下学期期中

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000567s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000863s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000406s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000361s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000679s ]
  6. SELECT * FROM `set` [ RunTime:0.000349s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000738s ]
  8. SELECT * FROM `article` WHERE `id` = 468870 LIMIT 1 [ RunTime:0.000386s ]
  9. UPDATE `article` SET `lasttime` = 1793347011 WHERE `id` = 468870 [ RunTime:0.001186s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000361s ]
  11. SELECT * FROM `article` WHERE `id` < 468870 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000446s ]
  12. SELECT * FROM `article` WHERE `id` > 468870 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000486s ]
  13. SELECT * FROM `article` WHERE `id` < 468870 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000677s ]
  14. SELECT * FROM `article` WHERE `id` < 468870 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000661s ]
  15. SELECT * FROM `article` WHERE `id` < 468870 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000766s ]
0.088293s