已知函数
满足
,
,当
时,
,则函数
在
内的零点个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31acd41fe30b9063846f76788d66f5c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a27720c167f429e80705dff7b8eeb23c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/937d22e3eb1cfbeb93c774eab78a243b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd62e93e4c04b37e0dafdad19cbb02d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b20512e20a5caf6488599b2c5ea017d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d9ee0ee7f51cfe25a00eda7b361372c.png)
A.3 | B.4 | C.5 | D.6 |
2024·湖南·模拟预测 查看更多[5]
湖南省部分学校2024届高三下学期一起考大联考模拟(二)数学试题河南省焦作市博爱县第一中学2024届高三三模数学试题(已下线)专题6 函数的零点问题【讲】(压轴题大全)(已下线)压轴题01集合新定义、函数与导数13题型汇总-2海南省部分学校2024届新高考二卷押题卷(三)数学试题
更新时间:2024-06-04 09:28:35
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解题方法
【推荐1】已知函数
,
的定义域为
,且
.若
是偶函数,
,
是奇函数,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/880aca72ae060b259f3df44e682194ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e57fd4660ebab6bd1dfb11329036e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f49c4a4dbb963482889afe3ea64ee24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4453dbdf386620068feaf192c536a639.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e8bb0361a95273fede7a829974aab4f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
【推荐2】已知
是定义在
上的奇函数,且图象关于直线
对称,当
时,
,则不等式
成立的一个充分条件是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/790daaa89fc9d093f45023becf765697.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/488396900af10de0fa1e3c097faa09ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba2b3af68af03a37126a5b572e78e69d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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【推荐1】若函数
有且仅有两个零点,则实数
的范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b1a948d8279fccbb64227c467dab1b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】在直角坐标系中,如果相异两点
都在函数y=f(x)的图象上,那么称
为函数
的一对关于原点成中心对称的点(
与
为同一对).函数
的图象上关于原点成中心对称的点有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01e43bd4815521d080e72e328979a5f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b29a7faa14a6e09d0db2d04f4ced03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/599d0a99da76697d7f4a465a2e23693e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39dacc68ff4b26de8e501bc2124c9e7e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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【推荐1】已知
,
,则
与
的大小关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bea39525fbe7c8fd1c23f3b14ab0cc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83928ce84f3e1a4dd950184418ae4d0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/628999148202e5ec7735362493ebe582.png)
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A.![]() | B.![]() | C.![]() | D.不确定 |
您最近一年使用:0次
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【推荐2】已知函数
满足
,且当
时,
成立,若
,
,
,则
,
,
的大小关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48dc6d0827a159050e3fa55164f258b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10319efead69f763be6693d9fda55dcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c885b09434b5eae0a4ff86150a30fd8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e9851f73a68ecdebc5d50aeab715981.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/704c23e71c29fa45d35c5f35274d5493.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc02b07a216a9d852afcc6f33a06b386.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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【推荐3】若
,
,
, 则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed5a03f9a7b9d5e7856f471631b326be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b12a566ab48f24fa7f236dab8ff11a36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feb3af09983d0153749b4ce7225cb729.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较难
(0.4)
【推荐1】已知函数
是定义在
上的奇函数,且当
时,
;当
时,
,其中
是自然对数的底数,且
,则方程
在
上的解得个数为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7fde71807463dbdfd8fce1655a5a9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/284bc01508b8b08371a498115669991a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/419fcec87fea34b34626855fb0c396c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d76cce6f397ee0eab763a420b36c493.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fdc0edbc987a2a24f0bec0b0d4772a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f929708403223ce3086f19444b92bc91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50cbc9673a1b0c66761e1ea025537de7.png)
A.4 | B.5 | C.6 | D.7 |
您最近一年使用:0次
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解题方法
【推荐2】已知函数
若函数
的零点个数为
![](https://img.xkw.com/dksih/QBM/2016/3/14/1572534160908288/1572534166888448/STEM/67beab2ed0d24491bee889d07ab6efcc.png)
![](https://img.xkw.com/dksih/QBM/2016/3/14/1572534160908288/1572534166888448/STEM/a11749096a1643ab8ddb6da06514bca6.png)
A.3 | B.4 | C.5 | D.6 |
您最近一年使用:0次