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初中课本没有,却极其好用数学公式!

  • 2026-09-14 07:41:00
初中课本没有,却极其好用数学公式!

初中课本没有，却极其好用数学公式！

关键时刻用得上！ 这九个课本上找不到的数学公式一定要码住，学姐亲试过很好用，当年考上重高这些帮我省了不少数学的答题时间。#初中数学 #数学公式推导技巧

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山东,2小时前,
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新教材赋能课堂 轻负担助力成长——汶上县第二实验小学关于全市新使用与学生课业负担调研活动纪实

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000635s ] mysql:host=172.18.0.4;port=3306;dbname=c_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001049s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000474s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000405s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000693s ]
  6. SELECT * FROM `set` [ RunTime:0.000280s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000578s ]
  8. SELECT * FROM `article` WHERE `id` = 465959 LIMIT 1 [ RunTime:0.000350s ]
  9. UPDATE `article` SET `lasttime` = 1789572563 WHERE `id` = 465959 [ RunTime:0.000796s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000311s ]
  11. SELECT * FROM `article` WHERE `id` < 465959 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000397s ]
  12. SELECT * FROM `article` WHERE `id` > 465959 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000432s ]
  13. SELECT * FROM `article` WHERE `id` < 465959 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000521s ]
  14. SELECT * FROM `article` WHERE `id` < 465959 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000495s ]
  15. SELECT * FROM `article` WHERE `id` < 465959 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000583s ]
0.082763s