2024·全国·模拟预测
1 . 曲线
在
处的切线与曲线
相切于点
,若
且
,则实数
的值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2eae1b87c23b45ce5e5e74d5b1d73234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e957e02109e6cff1a5b813d84111a00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7061bcb87a031a2c9ce14a6f224f43b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2024·全国·模拟预测
解题方法
2 . 写出一个同时满足下列三个性质的函数:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
______ .
①
的图象在
轴的右侧;
②若
,则
;
③当
时,
(
为函数
的导函数).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a9344f4fca7b9779ca7720e5277ea6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0fc10595e8487b680a13904ba6bd0e0.png)
③当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0c72d250a079379c5175693c165248c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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3 . 已知点P是曲线
上的点,且点P的横坐标是2,求在点P处的切线方程为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/353b27715b12c8020985cee29deffdbc.png)
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23-24高二下·全国·课前预习
4 . 求可导函数
的极值的步骤
(1)确定函数的定义域,求导数
;
(2)求方程________ 的根;
(3)列表;
(4)利用
与
随x的变化情况表,根据极值点左右两侧单调性的变化情况求极值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(1)确定函数的定义域,求导数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
(2)求方程
(3)列表;
(4)利用
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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名校
5 . 已知函数
有极值,则a的取值范围是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fe87c453ae258e94836398a10690d6d.png)
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名校
6 . 已知函数
,若第一象限内的点
在曲线
上,则
到直线
的距离的最小值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16c10e9fb79eeab8b6adb0a710c508f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae67d9d90051b91682fd1a4275360df9.png)
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23-24高一下·全国·课堂例题
7 . 计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b23f6b96db3406054cd5824d82a50ece.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b23f6b96db3406054cd5824d82a50ece.png)
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23-24高一下·全国·课堂例题
8 . 若复数
,满足
,则
的值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e7aa60fb189c21cd596ccdf2804087b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ad6b9928f2f825db74ddb729e006626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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9 . 若复数
的实部与虚部互为相反数,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5fbe7a6843cf6e7a1b2d261f6832a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
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