解题方法
1 . 在等腰梯形
中,
,若
,则梯形周长的最大值为______ ,梯形面积的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/813d14803196f2fc6583b71db3358256.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
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2024高三下·全国·专题练习
2 . 已知函数
,
.
(1)若关于
的方程
只有一个实数解,实数
的取值范围为___________ ;
(2)若当
时,不等式
恒成立,求实数
的取值范围为_________ ;
(3)函数
在区间
上的最大值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f496911266e86ff15d128b01657838cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38b8ee0eda4e045c51b2fb6518dc7457.png)
(1)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e48d083295a18dbf2ba261145bd37fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43920f5171ed31db2520ef00e4c5fc24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fe958fdf039b2e2c47d685b7b5bb0ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ead3fdcb8fe8f5eb3dbe7d96cabc28b.png)
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名校
解题方法
3 . 如图,球
内切于圆柱
,圆柱的高为
,
为底面圆
的一条直径,
为圆
上任意一点,则平面
截球
所得截面面积最小值为__________
若
为球面和圆柱侧面交线上的一点,则
周长的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd4f5433a5ff7e6d806eb3bfb34bd3a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0215e13a9fb5574d5194aeb9507a98aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1726b15a51333bfaafb4f6f4a4e23cd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ad09714898da4802e86c6595f7c6dc2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e4dd6baf95be502586df9f93582ddc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e707a7bea901a3af6aef3cd43ac685e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fe65856674c95e6c04ae405f68cd74a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/17/21deb060-ea17-4e91-a482-f066f8f3c0e5.png?resizew=140)
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2024-04-13更新
|
1140次组卷
|
5卷引用:山东省菏泽第一中学人民路校区2024届高三下学期3月月考数学试题
解题方法
4 . 在正方体
中,
为线段
的中点,点
在线段
上,则直线
与平面
所成角的正弦值的范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9539f8fb13345b449274b67bbda995db.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/24/887c49fa-6f23-4808-a250-9f5fd462e828.png?resizew=172)
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5 . 记
,
分别表示函数
在
上的最大值和最小值.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb5e6f5e3ea60f354629883821a073fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3896e65dbcc0f29b530c0b1c8983b3c.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2127730972e59a2750a5d071f3d8f95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90ddf68f458c4f4dd536a13f41423ae8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca6d68f1de3e70696f1d5d60affe6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb5e6f5e3ea60f354629883821a073fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3896e65dbcc0f29b530c0b1c8983b3c.png)
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6 . 已知函数
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f09744520f5c31d176a1a232a3cd388d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/328c5a000984b1fa64c9f81f5875edf4.png)
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解题方法
7 . 若闭区间
满足:①函数
在
上单调;②函数
在
上的值域为
,
,则称区间
为函数
的
次方膨胀区间. 函数
的2次方膨胀区间为_____________ ;若函数
存在4次方膨胀区间,则
的取值范围是_________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca6d68f1de3e70696f1d5d60affe6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca6d68f1de3e70696f1d5d60affe6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca6d68f1de3e70696f1d5d60affe6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b91393ddcf411f513b77caad29a31cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6724c68c4206bd95683998d800f7f676.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca6d68f1de3e70696f1d5d60affe6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a993d222157197c263ae4a8255228a69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00c4821d3e69fbb6a1f8d0afe0d725f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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解题方法
8 . 设
表示函数
在闭区间
上的最大值.若正实数
满足
,则正实数
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1377e4eba3864dab59461147d68da32c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6432f9fa6e4da69d22756a2c9637a3ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cdf31472eeb79ede06ac13ef94a2c4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
9 . 已知函数
,
且
,若对任意的
,存在
,使得
成立,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/368b68dca4c8834b41998f36b7a34756.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e29f31c680c642741f94b7724e61c4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fa1476cf3552b9ae91ef039b1c6c80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50a69bba3f36fe0f0e28725a7af1f239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18ab682239a56af18a7c79c0d1d3dd3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c325eb8d56efe097f20d20c9489a5df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
10 . 若函数
的图象关于
对称,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
__________ ,
的最小值为______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f940f69c00028ae8bbf1e1b1a490b906.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/639c3d2ff5ee566fcc1b69c65712a661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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2024-01-18更新
|
473次组卷
|
2卷引用:广东省东莞市2024届高三上学期期末数学试题