名校
1 . 已知定义域为
的奇函数
.
(1)求
的值;
(2)用函数单调性的定义证明函数
在
上是增函数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9603d5dcd48031b3395f8334c50015e.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)用函数单调性的定义证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
您最近一年使用:0次
2018-02-07更新
|
625次组卷
|
6卷引用:四川省成都市2017-2018学年高一上学期期末调研考试数学试题
四川省成都市2017-2018学年高一上学期期末调研考试数学试题四川省成都外国语学校2017-2018学年高一上学期期末考试数学试题(已下线)四川省成都市蓉城名校联盟2020-2021学年高一下学期开学考试数学试题(已下线)第06章 幂函数、指数函数和对数函数(A卷基础篇)-2020-2021学年高一数学必修第一册同步单元AB卷(新教材苏教版)(已下线)第6章 幂函数、指数函数和对数函数(B卷·提升能力)-2021-2022学年高一数学同步单元AB卷(苏教版2019必修第一册)【学科网名师堂】(已下线)第6章 幂函数、指数函数和对数函数(培优卷)-【满分计划】2022-2023学年高一数学阶段性复习测试卷(苏教版2019必修第一册)
名校
2 . 已知函数
,
.
(
)当
时,证明:
为偶函数;
(
)若
在
上单调递增,求实数
的取值范围;
(
)若
,求实数
的取值范围,使
在
上恒成立.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30bc66a9a7684b9b9dc163720b4e19fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bdfed8d6862125dc1fecfce0322a750.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de24779170eb5421fad5eec034f4d547.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
您最近一年使用:0次
2018-03-16更新
|
2169次组卷
|
8卷引用:【全国百强校】四川省雅安中学2018-2019学年高一上学期第一次月考数学试题
名校
解题方法
3 . 义域为
的函数
满足:对任意实数x,y均有
,且
,又当
时,
.
(1)求
的值,并证明:当
时,
;
(2)若不等式
对任意
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f6bfdb24ecf5da863405c2b40936ff9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1599f33fa300d6d4457d4b3e75215196.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfa5498638bde51f0336badad6465b80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52c6cf9152e0d02b83eb22b01722d29c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a62d05b375bf2ae5edeea9aaa482dbf.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbd1fc3c89024979992e5c268ba21f78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/748418a963bdd8e32da4bab4e4abb7ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ebd8c78e069a3426a3fc828e9ff4725.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3177f1a7b38f0b4d257c5face69a1ea1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0db6ea0051df689dfaa3f22f95703671.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2018-03-12更新
|
670次组卷
|
4卷引用:四川省成都市树德中学(光华校区)2018-2019学年高一下学期开学考试数学试题
4 . 如图,在
中,
,四边形
是边长为
的正方形,平面
平面
,若
,
分别是
的中点.
![](https://img.xkw.com/dksih/QBM/2018/1/18/1862923341905920/1863204283293696/STEM/5933eaf43ea84ccea205c0ee3a0342f0.png?resizew=149)
(1)求证:
平面
;
(2)求证:平面
平面
;
(3)求几何体
的体积
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6321a96e7f0768394f6932a121adc84e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1d70676406f26d339465fe3473c0c05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b331bbdd68d110681fc4547748b93bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5352d28609d1b3d09a0a29d023d1bb72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85de410d85be189dfa5aabb33410b896.png)
![](https://img.xkw.com/dksih/QBM/2018/1/18/1862923341905920/1863204283293696/STEM/5933eaf43ea84ccea205c0ee3a0342f0.png?resizew=149)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c05952cdf83c61053d809ce3f4487e39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
(2)求证:平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14172212b7b34eaf967c5a72233621c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4eb7e9ad5486cf1c5e506b20c5469e8.png)
(3)求几何体
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4600f06bfbf134993b7d816f33d3e444.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be54e84508decfcce6d2fcbe6c8c1a92.png)
您最近一年使用:0次
2018-01-18更新
|
607次组卷
|
4卷引用:四川省凉山彝族自治州2018-2019学年高一下学期期末数学(理)试题
名校
5 . 已知函数
,
,
为常数.
(1)当
时,判断函数
的奇偶性,并说明理由;
(2)当
时,设函数
,判断函数
在区间
的单调性,并利用函数单调性的定义证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b75c5dda6a1999ff2a7cda5816bda751.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/367e788c32187ae2cc97aaa24da1d40d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5095a28bb1b91bf6bed9e2cfbd76bb18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bdde4a91de555178ca863083a9a153a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852d4c270210e2d5948441cad7b1675c.png)
您最近一年使用:0次
6 . 数列
的前
项和为
, 已知
,且
,
,
三个数依次成等差数列.
(1)求
的值;
(2)求数列
的通项公式;
(3)若数列
满足
,设
是其前
项和,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.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/aefbd7f520e72b4a58870087cc5a8905.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9b4da80b3004da4b8dbc8b5befdfdf7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
(2)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
(3)若数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fce83115a50f99e08e9a2db7267aeed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d8f6b4c40649afa0ea47bf66ad903ec.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/60f64ba0d54562f1116d869910490ccb.png)
您最近一年使用:0次
2017-12-20更新
|
668次组卷
|
2卷引用:四川省泸州市泸县第一中学2019-2020学年高一下学期期中考试数学试题
名校
解题方法
7 . 如图,在三棱柱
中,
、
分别是
、
的中点.
![](https://img.xkw.com/dksih/QBM/2018/1/28/1870242985902080/1873015838326784/STEM/fd6739d17094461bbe2f89ae85d89e11.png?resizew=198)
(1)设棱
的中点为
,证明:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93ecad355286188fd317939fa50f9555.png)
平面
;
(2)若
,
,
,且平面
平面
,求三棱锥
的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://img.xkw.com/dksih/QBM/2018/1/28/1870242985902080/1873015838326784/STEM/fd6739d17094461bbe2f89ae85d89e11.png?resizew=198)
(1)设棱
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0a851907ada2ac2c3c4880a6736d28a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93ecad355286188fd317939fa50f9555.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f49282e671435e499a78d26c7b81a711.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9f3635ac9d5398fa70d10f098e875cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cf66d6e9ae6fa35f22233cd75ca2501.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0671b4776e142e17a79af5b3f0378ef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9edc50f7febbc2d5d8dcdc23a3630a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8dc36731a008c242c88ee32875aedec.png)
您最近一年使用:0次
2018-02-01更新
|
1736次组卷
|
5卷引用:四川省绵阳南山中学2019-2020学年高一6月月考数学试题
8 . 回答下列问题
(1)用定义法证明函数
在
上是增函数;
(2)判断函数
的奇偶性,并予以证明.
(1)用定义法证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc7b9f72899719bf2c77ec2a68497f72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ef1b322a7e2dbe40f17a0f9c61ec4aa.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0f0acb9da9d2e8d13a72854a9cdda91.png)
您最近一年使用:0次
名校
9 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/949ddae96d91897357f5fc1d4ae36a7f.png)
(1)若
,求
的值;(2)判断
在
上的单调性并用定义证明.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/949ddae96d91897357f5fc1d4ae36a7f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21933c4e27cc06df70c3904e4ffdec8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f938685b7caf341ab1979690fa3f0818.png)
您最近一年使用:0次
2017-12-07更新
|
341次组卷
|
2卷引用:四川省眉山中学2017-2018学年高一上学期期中考试数学试题
解题方法
10 . 已知函数
在
上有意义,且对任意
满足
.
(1)判断
的奇偶性,并证明你的结论;
(2)若
时,
,则能否确定
在
的单调性?若能,请确定,并证明你的结论,若不能说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc30165c18de623d0a3efb961e606d1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cbf98e40f2f23810467a5c599ea62c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69981c8961775af5e1529d56a1a0d1d8.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e01d07f3a82196cabb98a2ab98686eb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc30165c18de623d0a3efb961e606d1c.png)
您最近一年使用:0次