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21年考研数学真题(数一)

  • 2026-02-02 00:06:28
21年考研数学真题(数一)

1

写在前面

       为了方便各位小伙伴们刷题，我重新排版了21年数一的真题，在每道题下面都增加了空白，方便大家写答案，记录相关知识点。

2

考研真题

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  1. CONNECT:[ UseTime:0.000676s ] mysql:host=127.0.0.1;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000874s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.005901s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.011044s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000688s ]
  6. SELECT * FROM `set` [ RunTime:0.000225s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000573s ]
  8. SELECT * FROM `article` WHERE `id` = 460394 LIMIT 1 [ RunTime:0.005840s ]
  9. UPDATE `article` SET `lasttime` = 1770180270 WHERE `id` = 460394 [ RunTime:0.011587s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.003446s ]
  11. SELECT * FROM `article` WHERE `id` < 460394 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.003023s ]
  12. SELECT * FROM `article` WHERE `id` > 460394 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.011527s ]
  13. SELECT * FROM `article` WHERE `id` < 460394 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.125464s ]
  14. SELECT * FROM `article` WHERE `id` < 460394 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.017287s ]
  15. SELECT * FROM `article` WHERE `id` < 460394 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.017418s ]
0.308426s