名校
1 . 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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2 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/24/d3b37f91-58ee-4f16-a4bc-57c44c4b5173.png?resizew=209)
(1)当
时,画出
的图象,并根据图象写出函数
的值域;
(2)若关于x的不等式
有解,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bcbcac894847c7dc0809a3f201cbc39.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/24/d3b37f91-58ee-4f16-a4bc-57c44c4b5173.png?resizew=209)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7855bbdd4464e3994827995359132e48.png)
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2024-04-13更新
|
455次组卷
|
2卷引用:四川省南充市2024届高三高考适应性考试(二诊)理科数学试题
3 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/24/034e9b4b-83dc-4f00-b6d5-50fad040c8a9.png?resizew=215)
(1)画出函数
和函数
的图象;
(2)若不等式
恒成立,且
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b06e4b011ea919382c3f8927471c430.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/24/034e9b4b-83dc-4f00-b6d5-50fad040c8a9.png?resizew=215)
(1)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/927a4e1323f16d9a32d5fdb50291f050.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
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2024-02-24更新
|
62次组卷
|
2卷引用:【押题金卷】2022年普通高等学校招生全国统一考试理科数学试卷(B卷)
名校
4 . 已知函数
(其中
).
(1)在给定的平面直角坐标系中画出
时函数
的图象;
(2)求函数
的图象与直线
围成多边形的面积的最大值,并指出面积最大时
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71750d320bcb15e9421f44dbd18b74b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8c1a320709abdb54a53a946d27575a9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/7/e07085e6-a36c-40f1-b548-0124070618ac.png?resizew=135)
(1)在给定的平面直角坐标系中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54078c4af5b305e26b8e3faa6423e67e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9355031ea0b2dc9cef3777621bc6d38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解题方法
5 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/19/3bcbcf26-5854-4221-918e-c6498c424751.png?resizew=240)
(1)画出函数
的图象;
(2)设函数
的最大值为
,若正实数
,
,
满足
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaa09a9d9e1ef99bf78e188b8424a709.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/19/3bcbcf26-5854-4221-918e-c6498c424751.png?resizew=240)
(1)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91beeecb519bfc3c9afbd86f0537e589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97f926175f731ce184bb725feacb0985.png)
您最近一年使用:0次
2024-02-19更新
|
159次组卷
|
2卷引用:陕西省咸阳市2024届高三上学期模拟检测(一)文科数学试题
2024·全国·模拟预测
解题方法
6 . 已知函数
.
(1)画出
的图象;
(2)求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61b06cd4e4730f04a5de97370bafbe6e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/5/a5fba46c-5fdd-4519-8b23-864d8f7fec7a.png?resizew=110)
(1)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/975f392f7f9569d901c3f59c4e986d9a.png)
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7 . 已知
.
(1)在给出的直角坐标系中画出函数
的图象;
(2)若
在
上恒成立,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6427c49b9c5840b35164a881aa3ea713.png)
(1)在给出的直角坐标系中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43920f5171ed31db2520ef00e4c5fc24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13502d46b8563c54c09b29b20b3006a4.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/25/e8b5ffc7-e616-4a20-b860-b07684b5c413.png?resizew=269)
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2023-04-23更新
|
482次组卷
|
5卷引用:江西省南昌市2023届高三二模数学(理)试题
江西省南昌市2023届高三二模数学(理)试题江西省南昌市2023届高三二模数学(文)试题(已下线)专题21不等式选讲(已下线)专题21不等式选讲(已下线)考点12 函数的图象 2024届高考数学考点总动员
8 . 已知函数
的最小值为m.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/27/3430c480-9798-436d-bc54-1f85070a5444.png?resizew=184)
(1)在直角坐标系中画出
的图象,并求出m的值;
(2)a,b,c均为正数,且
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/888ec07597dd4d063967533188dc6008.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/27/3430c480-9798-436d-bc54-1f85070a5444.png?resizew=184)
(1)在直角坐标系中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(2)a,b,c均为正数,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1740fbb4536c799eb1aa189d22df659.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/840c694fa36209a0ae2ce9414b7302d0.png)
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2023-02-23更新
|
185次组卷
|
2卷引用:河南省普高联考2022-2023学年高三下学期测评(四)理科数学试题
名校
解题方法
9 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/10/b62d7750-5bd3-428d-8f8f-2be12c0a7c09.png?resizew=243)
(1)画出f(x)的图象,并写出
的解集;
(2)令f(x)的最小值为T,正数a,b满足
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91fae2a874cbb5f6bb6d45f2e08a592c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/10/b62d7750-5bd3-428d-8f8f-2be12c0a7c09.png?resizew=243)
(1)画出f(x)的图象,并写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2b45f8224a638bb503ccb01749cfeb1.png)
(2)令f(x)的最小值为T,正数a,b满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d069a600152af92a7fada66aa91138a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/134c1c7e7fd9c7700ee49b0cd788227a.png)
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2023-05-08更新
|
406次组卷
|
5卷引用:四川省乐山市2023届高三三模理科数学试题
10 . 已知函数
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/18/2df7826f-196e-44a7-aae9-aed9746b03b5.png?resizew=197)
(1)请在图中画出
和
的图象;
(2)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f8fd1a361027fa379a87075511718ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e5d6457a2bd393a793f5840cb001814.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/18/2df7826f-196e-44a7-aae9-aed9746b03b5.png?resizew=197)
(1)请在图中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f343d52d725b942a0634da681b02439a.png)
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