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2026年T8联考数学试卷—好题分享

  • 2026-09-24 09:50:09
2026年T8联考数学试卷—好题分享
1.第8题外接球半径问题；该题对标2026年新高考2卷第14题。
2.第13题对称轴问题，也是近几年高考非常爱考查的知识点。就像2024年新课标1卷(第18题)、2024年新课标2卷(第11题)、2023年全国乙卷(理数)第21题、2017年全国1卷(文数)第9题。值得总结归纳，让学生熟悉此类问题解决的突破点与关键点。
3.求解函数对称轴、对称中心问题。首先考虑定义域对称问题，其图像一定关于对称轴或者对称中心对称，这样就🉐到对称轴或者对称中心的【横坐标】；若是对称中心问题，再将对称中心方程带入，求解纵坐标即可。
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【试卷分享】杭高高三上·9月【政治·含答案与解析】

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000519s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000840s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000399s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000358s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000729s ]
  6. SELECT * FROM `set` [ RunTime:0.000288s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000641s ]
  8. SELECT * FROM `article` WHERE `id` = 515440 LIMIT 1 [ RunTime:0.000340s ]
  9. UPDATE `article` SET `lasttime` = 1790311321 WHERE `id` = 515440 [ RunTime:0.001915s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000321s ]
  11. SELECT * FROM `article` WHERE `id` < 515440 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000808s ]
  12. SELECT * FROM `article` WHERE `id` > 515440 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000357s ]
  13. SELECT * FROM `article` WHERE `id` < 515440 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000703s ]
  14. SELECT * FROM `article` WHERE `id` < 515440 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000684s ]
  15. SELECT * FROM `article` WHERE `id` < 515440 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000546s ]
0.091281s