名校
解题方法
1 . 已知函数
.
(1)求不等式
的解集;
(2)若直线
与
的图象所围成的三角形的面积为
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eebdae2dcdc7685152004165768b732f.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2b45f8224a638bb503ccb01749cfeb1.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae077b198c3e6a891ca7c5eb6d53482a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7163395f9aaa29be7f6b3106ba48b744.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2 . 设
是定义在区间
上的函数,如果对任意的
,有
,则称
为区间
上的下凸函数;如果有
,则称
为区间
上的上凸函数.
(1)已知函数
,求证:
(ⅰ)
;
(ⅱ)函数
为下凸函数;
(2)已知函数
,其中实数
,且函数
在区间
内为上凸函数,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbc1bc250c8a6523a1be394ff48d4a51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a7a1783349936cc7254a4a8694c6812.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1bedaf3854b48806b82b3b804451cf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
(1)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7128f99cbbab0279aa548f03d400f20d.png)
(ⅰ)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9042d7f774a2d79b2fc4f410ced2b10.png)
(ⅱ)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7128f99cbbab0279aa548f03d400f20d.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bff01d42e61c8adeac0615b4b33db5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7160d93f92089ef36f3dab809d3114b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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3 . 设
,
.
(1)若x,y均为锐角且
,求z的取值范围;
(2)若
且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d018fc39fe3a5feee51a08ee8c58483e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ebed1b93046c28dd4ce381df0ca441f.png)
(1)若x,y均为锐角且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3085600fba3d8ce8403ddc8b44996f88.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7204495706847fd4c8abc55e89c9a35f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/598caae9102ce0b49bdd2ea12189562d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6eca80d80b6e1577762585b69145736b.png)
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|
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2卷引用:四川省成都市树德中学2023-2024学年高三下学期适应性考试数学(文)试题
名校
解题方法
4 . 给出以下三个条件:
①直线
,
是
图象的任意两条对称轴,且
的最小值为
,
②
,
③对任意的
,
;
请从这三个条件中任选一个将下面的题目补充完整,并求解.
已知函数
,
,______.
(1)求
的表达式;
(2)将函数
的图象向右平移
个单位后,再将得到的图象上各点的横坐标伸长为原来的
倍,纵坐标不变,得到函数
的图象,若
的图象关于点
对称,且
,求
的值.
(3)当
时,不等式
恒成立,求实数m的取值范围.
①直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/971905ea129aec0ca7c325f60260c7e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd86badb20015aa65328fda1e43a117.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6abf3f9b0ebcdc47a028c781b7edb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15615de1a6df206dbd081251f676578e.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7002a996b3d89bfc4baf6956bcb01340.png)
③对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3aa2e1fdf963f27bb204003375d49cb.png)
请从这三个条件中任选一个将下面的题目补充完整,并求解.
已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc22e0dd6f7bf6f550165421a72e342b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1e4ac856b7ac1c163cced5db3f2b219.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037fb348109dc2063a268b10eb925a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/246e5744bd9be087122a8b3d1784d8ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36b2d8b265417f186d28bac2ed601575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d5e470d2fd00bbc3cbf3a979835aff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9c48e36f2c35dd8308029445332aa8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/269d104b6c2ec398dd61fccd0caffb0f.png)
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2024-06-08更新
|
336次组卷
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2卷引用:四川省仁寿第一中学校(北校区)2023-2024学年高一下学期4月月考数学试题
名校
5 . 已知函数
.
的图象,并求
的解集;
(2)
,
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6016b994cb131e20bb9b2b2d30e7130a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0746f6d7da0d54296692b8ede9330e19.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8d794c3af7140c07ef04547cdd0be19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/025fa762ba884166c5c50008f85df334.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
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6 . 已知函数
,
(1)当
时,求
在点
处的切线方程;
(2)对任意的
时,
成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bd16b6624bb0c0079b0a6673b71cefe.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ea9824af71c9da5db5a00ec06063024.png)
(2)对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b531df3eb4c81b956718f4083c1c408.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51b91f4066869ed85dc6fc7d8f77a57b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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7 . 帕德近似是法国数学家亨利帕德发明的用有理多项式近似特定函数的方法.给定两个正整数m,n,函数
在
处的
阶帕德近似定义为:
,且满足:
,
,
,…,
.(注:
,
,
,
,…;
为
的导数).
(1)求函数
在
处的
阶帕德近似函数
;
(2)在(1)的条件下,试比较
与
的大小;
(3)在(1)的条件下,若
在
上存在极值,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57b85a97933a1d984f6e484b4021c800.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16563cfb206d0394cac2a0c2595dda6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adcb8c6a69df1a0deaba265e204d5f99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047a8c1ed551fccee1c1848746c5f282.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72029562177dfc99a171c9013eb90227.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4573475f70860a3d99b92a329d0d07f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca214aa6276b96d67a451c3fdbc59b3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71b518adc0c98f9e7f1197370b7fe4a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/030c5fc27fb5c07e4d6c913653af07ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa160e70abb25d476bbd7d720815f4f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a33cfe27fd2276a7c542f062c17b4d85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eea7fa65b493fc1bdf84e16d39ae07d2.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35dd621776dee688a0175a1abe39c258.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40765d09390381658d5b4dc0160366cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9966dfe9109671c587892bd32f0b6699.png)
(2)在(1)的条件下,试比较
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9966dfe9109671c587892bd32f0b6699.png)
(3)在(1)的条件下,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7a04a6b581fa921636e145df25c4d3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
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8 . 对于函数
,若存在非零常数
,使得对任意的
,都有
成立,我们称函数
为“
函数”;对于函数
,若存在非零常数
,使得对任意的
,都有
成立,我们称函数
为“严格
函数”.
(1)若函数
,是“
函数”,求k的取值范围;
(2)对于定义域为
的函数
对任意的正实数
,
均是“严格
函数”,若
,求实数a的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b232cd355157f66f1f0c6b02a03c5e86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bb6324279df94decba955e04ccfa9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ea657922fae2c5875761f5c3ce4b6ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b232cd355157f66f1f0c6b02a03c5e86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bb6324279df94decba955e04ccfa9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0741d41839ae1ee0914daad3c00f9243.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/951d13b1ddae2726049144b5b21c4b0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49f8a63ddbca52039fa9ab44cda6b29.png)
(2)对于定义域为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bb676cb3d49edadeaf419b3038591c4.png)
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9 . 若定义在A上的函数
和定义在B上的函数
,对任意的
,存在
,使得
(t为常数),则称
与
具有关系
.已知函数
,
.
(1)若函数
,
,判断
与
是否具有关系
,并说明理由;
(2)若函数
,
,且
与
具有关系
,求a的最大值;
(3)若函数
,
,且
与
具有关系
,求m的取值范围.
![](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/2fa273c6bf06db59f93c900e6bf8eb55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/949c0be52082aed7e1fecd109f92aebf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05fb49e2f9b277ac6d36089e798b729a.png)
![](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/be8f69402300f6ed932697689212e91c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b25b64c193fd75fa99c8f87962a9332.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdb2cebdfb388b07c63f9aa50ce57f0b.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661100cf9eb53387bd1ffd844e3e6258.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](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/6a5d8bc28ee110a9540f383828b7d245.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/525dca63f7b392f7571469d1bbd9c1bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6070f2ee5e48cce77eb4a2cb9f11ccfb.png)
![](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/0127f7421ce1839e335f091d730736af.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58a0677b53ef68e17624673a24015b06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](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/e41b85f6960a2a4f988e5ddd9ef48d0e.png)
您最近一年使用:0次
2024-04-26更新
|
360次组卷
|
3卷引用:四川省内江市2023-2024学年高一下学期4月期中联考数学试题
四川省内江市2023-2024学年高一下学期4月期中联考数学试题广东省汕头市潮阳一中明光学校2023-2024学年高一下学期5月月考数学试题(已下线)专题05 高一下期末考前必刷卷03-期末考点大串讲(人教A版2019必修第二册)
10 . 变分法是研究变元函数达到极值的必要条件和充要条件,欧拉、拉格朗日等数学家为其奠定了理论基础,其中“平缓函数”是变分法中的一个重要概念.设
是定义域为
的函数,如果对任意的
均成立,则称
是“平缓函数”.
(1)若
.试判断
和
是否为“平缓函数”?并说明理由;(参考公式:①
时,
恒成立;②
.)
(2)若函数
是周期为2的“平缓函数”,证明:对定义域内任意的
,均有
;
(3)设
为定义在
上的函数,且存在正常数
,使得函数
为“平缓函数”.现定义数列
满足:
,试证明:对任意的正整数
.
(参考公式:
且
时,
.)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0477d1ddf513166ff0fabd3ee530f8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ace257e3f8df8fb9d6b7cd552caaab42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f786a5701dc1a8a015e8843c3360151b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1898b8d7f9852b531bab793d7ed14526.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81fefc229bf0f2f31967a6207ba0787a.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2ebaef33ec95792488f08b953ede2f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b1ab2e5e3dd3a1c768a88eb182b44d9.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee6bf90a1bbeea09e1b7206975a99f5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7b2f6fed0393ea805284e97165adfe8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e976c0663fa749ca749f99842d21ca03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b15b0de113b11a0ba267db5121803a3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f3e9e2c1543e3478ea3bca064fcf900.png)
(参考公式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/734ac636f4a1c878bf563fdd2e8ea6d8.png)
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3卷引用:四川省成都市成飞中学2023-2024学年高一下学期5月月考数学试题
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