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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2 . 已知函数
若
在点
处的切线与点
处的切线互相垂直,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bffd29b2e8192d673308bdf8d5cb6cab.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c1c4817375c6e0e99051fa71ac3da9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43db00e106c7d08a76a7ba71ca5e63d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bffd29b2e8192d673308bdf8d5cb6cab.png)
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3 . 已知直线
既是曲线
的切线,也是曲线
的切线,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2380bf8953b33ffa2b48cb8039d947ad.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c15fb18163df0690365a0d2e7ee88f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12be206d66e65eb92ef08bad8cd8f71d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fc05e5981a33068c82d584c05384811.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2380bf8953b33ffa2b48cb8039d947ad.png)
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4 . 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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5 .
,则
在
处的切线方程为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/495871fa8d7e722db3caf3429a246915.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
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6 . 已知函数
,过点
可作
条与曲线
相切的直线,则实数
的取值范围是______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbdfe48038034eb671b3852e261c24f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d5199549b47e180b07cb219ae40c9b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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2024高三下·全国·专题练习
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解题方法
7 . 已知函数
,若曲线
在
处的切线方程为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8290e8da6be8d6adc8131c6c4c6a2160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65bd2644fced5f81092a4c42a0d52741.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
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8 . 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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9 . 设点
在曲线
上,点
在直线
上,平面上一点
满足
,则
到坐标原点
的距离的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/008ac6945c2e0c17f38fbbf040794ce0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6db0a1cbf7b0ed76c443b953af8734d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94209f879cef8f148e7a9bc8eb66b98e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
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2024高三下·天津·专题练习
10 . 设函数
,若不等式
恒成立,则实数
的取值范围为 __ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a7f6d89ad82ec6c51f00047a5f3864d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86b1473b3ac4e00d5a4cf986cc36e01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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