1 . 已知函数
.
(1)求函数
的单调区间;
(2)当
时,若函数
和
的图象在
上有交点,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4404215459eb16679b30e7c9dbabcb56.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7fc11e730e16c845d3ca1c324af0fc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba4f4353d2ff2acad04cb4d4eb68a102.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/848799a2f4abeba1cc3c028bff372658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
2 . 在
中,角
所对的边分别为
,且满足
.
(1)求角
的大小;
(2)若
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b15f3e838a93de65a672a0a34ec9744e.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/256ee495d0feea5eb59e7345428ec276.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
2024-04-13更新
|
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2卷引用:陕西省商洛市2024届高三第四次模拟检测数学(文科)试题
3 . 已知函数
满足
,则满足
的最大正整数
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/196a11beb5f29f0ebfbca200fb7786ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd3a42660a53f3c55f29f73b7494c810.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
2024-04-13更新
|
289次组卷
|
2卷引用:陕西省商洛市2024届高三第四次模拟检测数学(文科)试题
解题方法
4 . 在区间
上随机取一个实数
,若事件
的概率为
,则实数
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/499a8449e8bb253065463c23f3ff5860.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4ed47cb049c8fe1ed07a484a819a178.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
5 . 已知
是双曲线
右支上的动点,
是双曲线
的左、右焦点,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90e6bb54af35fd692a472b23c9f4694c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2932fe62520d7f720e6469f286add2c7.png)
A.12 | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-04-13更新
|
301次组卷
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2卷引用:陕西省商洛市2024届高三第四次模拟检测数学(文科)试题
解题方法
6 . 已知非零向量
满足
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae951e0bb5a2a406f1572fc1e4964265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a748f8d6c08c335e02bfb581ad0a1b71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81d883e599a5f204dce97156a4495405.png)
A.45° | B.60° | C.120° | D.150° |
您最近一年使用:0次
名校
7 . 函数
在
上的最大值和最小值分别是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00a6c9fb833222c90628ea81e64ddbeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25a4b68d7be63ec223f642976a1087ba.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
8 . 已知数列
的前n项和为
,满足
(
且
),
.
(1)证明:数列
为等比数列;
(2)设数列
满足
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cd631494172f5769a7c936a653ef885.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37a59558292ad6b3d0978bfd7484990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
(1)证明:数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39ca2fb62c07207b130efda985fc2095.png)
(2)设数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fce83115a50f99e08e9a2db7267aeed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3f0bdc25fcd27715befb51fc477e241.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efca64c2b9a1d555a67c405cbadbe21f.png)
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2024-04-12更新
|
1076次组卷
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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(文)试题
名校
9 . 已知函数
.
(1)若
,求曲线
在
处的切线方程;
(2)当
时,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/450918f30f3888867dd1ef71fa6f477f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6455e38ff53ede2508e4d9cb23f0b86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ddfcf480159b9afe8319658bc6a0b7.png)
您最近一年使用:0次
10 . 设等差数列
,
的前
项和分别为
,
,若对任意正整数
都有
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97827c87ba52b09af039a3cac3b956b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8571f985ee8081f9e6211a49d1b63bf9.png)
A.![]() | B.![]() | C.![]() | D.![]() | E.均不是 |
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1128次组卷
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3卷引用:陕西省渭南市2024届高三下学期教学质量检测(Ⅱ)数学(文科)试题