名校
解题方法
1 . 已知函数
.
(1)若
,求不等式
的解集;
(2)若
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efbda307933df4fd0e0730fd77b81246.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67924b367a3ce000502f6396d080ab56.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e22b8813d87e3d4e49ae5f388b83e2ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
2 . 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:陕西省安康市高新中学2024届高三下学期3月月考数学(理)试题
解题方法
3 . 已知函数
.
(1)当
时,求不等式
的解集;
(2)若
恒成立,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57bc685a3f10f57853e664e1ead29d27.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be7e672b1ae40d5370d13ced5bd02a19.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1bf0995f32a13d0a9e423f3e88ab271.png)
您最近一年使用:0次
解题方法
4 . 已知函数
.
(1)求不等式
的解集;
(2)若
的最小值为
,正实数
满足
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14dfa94049854977af9f851f26e2c6c9.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4509817be39bef4bcde115996ee39e8.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb64543b09c2eec8f294e0e0f60133ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c221d7f7128f036c2e4b7597733b1c8.png)
您最近一年使用:0次
解题方法
5 . 已知函数
.
(1)当
时,求不等式
的解集;
(2)若
恒成立,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeeffb46f7ad8d1d6db68a593bcc528b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/640d3bcd10055871a5ec2f442c1030c1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a55b8e1325ee4ad81449bc2af6fc03a1.png)
您最近一年使用:0次
2024-04-20更新
|
209次组卷
|
2卷引用:陕西省汉中市2023-2024学年高三下学期教学质量第二次检测理科数学试卷
解题方法
6 . (1)解不等式
;
(2)若
对任意
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/657a2b019b0fe2d50c67b79b3162205a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c04df4462282b5c31d0975ae140f51c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2024-04-19更新
|
178次组卷
|
2卷引用:陕西省2024届高三二轮复习联考(一)文科数学试题(全国卷)
名校
解题方法
7 . 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
|
316次组卷
|
4卷引用:陕西省安康市高新中学、安康中学高新分校2023-2024学年高三阶段性测试(八)理科数学试题
陕西省安康市高新中学、安康中学高新分校2023-2024学年高三阶段性测试(八)理科数学试题陕西省西安市第一中学校2024届高三阶段性测试(八)理科数学试题陕西省西安市第一中学等校2023-2024学年高三下学期4月阶段性测试文科数学试题(已下线)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
8 . 已知函数
.
(1)解不等式
;
(2)记(1)中不等式的解集为
,
中的最大整数值为
,若正实数
,
,
满足
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc719705ccfab5c3853b08bbbd4676e9.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4509817be39bef4bcde115996ee39e8.png)
(2)记(1)中不等式的解集为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.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/f50d79524efdc3ff01b2beb30b6a07b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2371c913a6c10f4cb60bed2cb17f099b.png)
您最近一年使用:0次
名校
9 . 已知函数
.
(1)求
的最小值;
(2)若
的最小值为
,正实数a,b,c满足
,求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c35e5c2939fb6320230190d5dc472120.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](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/edbab9eb75db03784bd3b20a4226884b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/218f1a94f2cfd0871fda90b064a2c9d9.png)
您最近一年使用:0次
2024-04-12更新
|
179次组卷
|
4卷引用:陕西省安康市汉滨区2024届高三下学期高考模拟(五)文科数学试题
名校
解题方法
10 . 已知函数
.
(1)求不等式
的解集;
(2)若不等式
有解,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/484471931ede416b28ae861a0c6f2fa6.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fbc901cbdb68130ddac3174583dd93c.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4abd05178c6a19539659f37bdb4cf0a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次