解题方法
1 . 已知函数
.
(1)当
时,解不等式
;
(2)当
时,
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d9eb22a666dee9eb4a9a590dd6aafc7.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3e693d36b6395a0e28324c29c54151a.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f999f9c9246a6d128807b138d9d15de9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fc2607d8836f265bbc1b2821391194a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-06-18更新
|
223次组卷
|
5卷引用:四川省南充市西充县部分校2024届高三高考模拟联考文科数学试题
解题方法
2 . 已知函数
的最小值是m.
(1)求m的值;
(2)若
,
,且
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a7b2dc826e500e362c22ddb6bfb39c8.png)
(1)求m的值;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab04de6651256f6281e9f4c1dc3c7955.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/054d00a127a585f7401a05d5351c6e37.png)
您最近一年使用:0次
3 . 已知函数
.
(1)求不等式
的解集;
(2)当
时,函数
的最小值为
,若非零实数
满足
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a7a09fc86d06866679cf7a8a8b733a2.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9475044a3907a6bd59aefef9ca343f14.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0db2c49919467a2e14540f2aabd05cb.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/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff40d4bcb74a02cad20299244b5f2eee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/567567c185f2351b5e5c584ecae8c231.png)
您最近一年使用:0次
解题方法
4 . 已知函数
.
(1)若对任意
,使得
恒成立,求
的取值范围;
(2)令
的最小值为
.若正数
满足
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a87cc815b7088da109c05b85fe342281.png)
(1)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/847f4ef4685adab7f5a4fc1c23059437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)令
![](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/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860aea1b2f2c1b861d83c1499f5093ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8505d86fda3d979f87e2f990fbd12ea.png)
您最近一年使用:0次
5 . 已知函数
的最小值为
.
(1)求实数
的值;
(2)求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/490f8c54abb2977273a00bbffea968c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0e2f130a5926339b74ce2052f097103.png)
您最近一年使用:0次
解题方法
6 . 已知函数
.
(1)求不等式
的解集;
(2)将函数
的图象与直线
围成的封闭图形的面积记为
,若正数a、b、c满足![](https://staticzujuan.xkw.com/quesimg/Upload/formula/313ba9c8f5c6f9c6d64743ac0b5d8f56.png)
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5e99a8ad904bededd27db48ce3a45f.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9cdbd1f1d29c8fc748784e82009ae5a.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de72a5190834f5dbe895596656c038b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/313ba9c8f5c6f9c6d64743ac0b5d8f56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e7c06ed691c2159d87386218b67e75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27df7fcb95a2730d8ebbc2644a72b5c9.png)
您最近一年使用:0次
名校
解题方法
7 . 已知函数
.
(1)解不等式
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4da9c55a0850d1b02fa2f518a1cdddc.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/789c03fd0e0e7f03a09d9cdd3f740df0.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/311f648c3f2ebc5508dcb11b345bbea7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-05-04更新
|
152次组卷
|
3卷引用:四川省遂宁市射洪中学校2024届高三高考考前热身数学(文)试题
解题方法
8 . 已知
,且
,函数
的最小值为2.
(1)求
的值;
(2)求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d9177663a08a8fd71714677b17e320.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1719ba5d0a37f3b6961bd647c8d6dc36.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed9c59a56a016b9ac7df84df34bae529.png)
您最近一年使用:0次
2024-05-02更新
|
369次组卷
|
2卷引用:四川省绵阳市高中2024届高三第三次诊断性考试理科数学试卷
名校
9 . 已知函数
,m为
的最小值.
(1)求m的植,
(2)已知实数n,p,q满足
,
,且
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63502808190adaeb97a37a0f4eee1d29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(1)求m的植,
(2)已知实数n,p,q满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59b2400d72b1e3145cb21ba719d8a968.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a3ac83c571110d41a396d12d8eea1c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6526e19f5af4425fa017e3d38c42116d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/235953c833fc96e4ce88e17051aef93c.png)
您最近一年使用:0次
2024-04-24更新
|
189次组卷
|
2卷引用:四川省绵阳市三台中学校2024届高三下学期三诊模拟考试(第三学月月考)文科数学试题
名校
解题方法
10 . 已知
,函数
.
(1)当
时,解不等式
;
(2)若
的最小值为2,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2684b72f9f38f5046c8ecd4280b7b14b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4490503c29b1743ca34b05e900d8730.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48adb8a59b5c02fad5eada1b35171cf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b562ca77fa64f3ebe40e0ad49833d5.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8697fe84b93e6cac74847d6a44771a02.png)
您最近一年使用:0次
2024-04-18更新
|
318次组卷
|
4卷引用:四川省成都市外国语学校2024届高三高考模拟(五)理科数学试题
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