当前位置：首页>课件>【2027届 · 高一 · 必修1 · 课件PPT+Word】第四章 习题课 函数的零点与方程的解的应用

【2027届 · 高一 · 必修1 · 课件PPT+Word】第四章 习题课 函数的零点与方程的解的应用

  • 2026-08-24 08:50:19
【2027届 · 高一 · 必修1 · 课件PPT+Word】第四章 习题课 函数的零点与方程的解的应用

【高一 · 必修1 · 课件PPT】

2026-2027学年高一·必修1（人教A版）课件系列
本文编号：26G1R1KJ053；资料获取方式见文末

【学习目标】

1.进一步应用函数零点存在定理，已知零点(方程的解)的情况求参数范围.(重难点)
2.掌握一元二次方程的根的分布情况.(难点)

【知识梳理】

已知函数有零点(方程有根)求参数值(取值范围)的常用方法：

(1)直接法：直接求解方程得到方程的根，再通过解不等式确定参数值(取值范围).

(2)分离参数法：先将参数分离，转化成求函数的值域问题加以解决.

(3)数形结合法：先对解析式变形，进而构造两个函数，然后在同一平面直角坐标系中画出两个函数的图象，利用数形结合的方法求解.

本文内容获取方式

1.本文编号：26G1R1KJ053， 售价5元，含有两个文件：①可编辑的PPT格式文件，②可编辑的Word版文件；

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【2027届 · 高一 · 必修1 · 课件PPT+Word】第四章 §4.4.3 不同函数增长的差异

26秋湘少版英语3-6年级上下册新教材教案课件下载

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  1. CONNECT:[ UseTime:0.001135s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001768s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000768s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000713s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001546s ]
  6. SELECT * FROM `set` [ RunTime:0.000634s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001537s ]
  8. SELECT * FROM `article` WHERE `id` = 526291 LIMIT 1 [ RunTime:0.001139s ]
  9. UPDATE `article` SET `lasttime` = 1787569259 WHERE `id` = 526291 [ RunTime:0.006158s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000798s ]
  11. SELECT * FROM `article` WHERE `id` < 526291 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.013136s ]
  12. SELECT * FROM `article` WHERE `id` > 526291 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.007465s ]
  13. SELECT * FROM `article` WHERE `id` < 526291 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.009385s ]
  14. SELECT * FROM `article` WHERE `id` < 526291 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.002695s ]
  15. SELECT * FROM `article` WHERE `id` < 526291 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.007358s ]
0.230288s