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期中考试复习题讲解(5)|高一数学

  • 2026-11-11 04:34:49
期中考试复习题讲解(5)|高一数学
本次板书为高一必修一期中复习习题，聚焦函数性质高频易错题：
1. 判断：既是奇函数，又在定义域内单调递减的函数
重点区分易错选项，注意单调区间不能随意合并。
​
2. 复合函数求单调区间：带根号的二次复合型函数，优先求定义域，再用同增异减判断。
​
3. 幂函数不等式：利用幂函数奇偶性、单调性，转化为绝对值不等式求解。
​
4. 抽象函数不等式：依托奇函数+单调性质，脱去f符号，注意定义域限制。
这类题型是高一期中必考题型，很多同学容易忽略定义域而出错。
需要配套练习的同学，可以留言。
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高考英语熟词僻义阅读练习题3

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000764s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000895s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000439s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000355s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000579s ]
  6. SELECT * FROM `set` [ RunTime:0.000312s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000905s ]
  8. SELECT * FROM `article` WHERE `id` = 543078 LIMIT 1 [ RunTime:0.000473s ]
  9. UPDATE `article` SET `lasttime` = 1794352127 WHERE `id` = 543078 [ RunTime:0.001544s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000331s ]
  11. SELECT * FROM `article` WHERE `id` < 543078 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000453s ]
  12. SELECT * FROM `article` WHERE `id` > 543078 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000353s ]
  13. SELECT * FROM `article` WHERE `id` < 543078 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000564s ]
  14. SELECT * FROM `article` WHERE `id` < 543078 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000471s ]
  15. SELECT * FROM `article` WHERE `id` < 543078 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000575s ]
0.082986s