10-11高二下·湖南邵阳·单元测试
名校
1 . 求过点且与曲线
在点M(1,1)处的切线平行的直线方程.
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2016-11-30更新
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7卷引用:2010年湖南省洞口四中下学期高二单元数学试题
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10-11高二·湖南邵阳·单元测试
2 . 如图,
是以
为直径的
上一点,
于点
,过点
作
的切线,与
的延长线相交于点
是
的中点,连结
并延长与
相交于点
,延长
与
的延长线相交于点
.
![](https://img.xkw.com/dksih/QBM/2013/7/1/1571260473524224/1571260478980096/STEM/6660060ebbe44b04844ffcba1ec31bc0.png)
(1)求证:
;
(2)求证:
是
的切线;
(3)若
,且
的半径长为
,求
和
的长度.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/880be04496b4e06b1c47d433d880b442.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17be90850a55d8b037e15d45de2bab0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/880be04496b4e06b1c47d433d880b442.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abaeba15f3abdd877bc701af52c5cd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f7b2fd3cceecfa7cbdf26957c21015b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abf80148409afb32ced0b4f59f1ba709.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://img.xkw.com/dksih/QBM/2013/7/1/1571260473524224/1571260478980096/STEM/6660060ebbe44b04844ffcba1ec31bc0.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/193ea44749f1c64c8723e84a57d15cb9.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/880be04496b4e06b1c47d433d880b442.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/193ea44749f1c64c8723e84a57d15cb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/880be04496b4e06b1c47d433d880b442.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/880be04496b4e06b1c47d433d880b442.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
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12-13高二上·湖南长沙·单元测试
3 . 已知函数
,
.
(1)记
,当
时,求函数
的单调递减区间;
(2)若对任意有意义的
,不等式
恒成立,求
的取值范围;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2deeb102a5c5073617c8d390f030fa77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9f049a5f960728c60a909821b2404b.png)
(1)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81ea1b627136b1694cf71930f5a4d9f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
(2)若对任意有意义的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4acda6b6464db27e1ec18a1522406d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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12-13高二上·湖南长沙·单元测试
4 . 已知数列
满足
(
),
.
又数列
为等差数列.
(1)求实数
的值;
(2)求数列
的通项公式
及前
项和
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b06f0775469c1ad7ca8dd8143fbd89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/576ea0f23e66276d14e99a90c149c0dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6065aaa8f3f103d1bc960da8318ce35.png)
又数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5873ff556c5ff14ef788032547980350.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
(2)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
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10-11高二下·云南红河·阶段练习
名校
5 . 已知函数f(x)=ln(x+1)-x.
⑴求函数f(x)的单调递减区间;
⑵若
,证明:
.
⑴求函数f(x)的单调递减区间;
⑵若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adc3e5be1796493161a4df7e28a6f6b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c0cf3703d9267731e5e22e070edf696.png)
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2010高二·海南·学业考试
解题方法
6 . 已知
、
、
分别是
的三个内角
、
、
所对
的边
(1)若
面积
求
、
的值;
(2)若
,且
,试判断
的形状.
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/257b17a0b40b48c591ca0125cd6b7de7.png)
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/62c79b62fa324e58943104dea926a105.png)
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/a6e516a346af4064bd406f6fadebd497.png)
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/f88d0322e0ea49c39af5a7b538168092.png)
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/2441f1dd3e34412aad195f518c8db4b9.png)
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/ee462adc348049128bc4c885db9ccbef.png)
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/938e863e9a8e41a5bd97e9ca11450a64.png)
的边
(1)若
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/f88d0322e0ea49c39af5a7b538168092.png)
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/03bc31b5ab7d4199aaf31002c6e4a7a4.png)
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/257b17a0b40b48c591ca0125cd6b7de7.png)
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/62c79b62fa324e58943104dea926a105.png)
(2)若
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/62a840f455ee46579171ff7600b9722b.png)
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/3c7e71e12087420da5a9498c7fdc4e94.png)
![](https://img.xkw.com/dksih/QBM/2011/9/13/1570309636562944/1570309641846784/STEM/f88d0322e0ea49c39af5a7b538168092.png)
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2016-11-30更新
|
942次组卷
|
7卷引用:2011-2012学年湖南省望城县第一中学高二上学期期末考试文科数学试卷
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11-12高二上·湖南永州·单元测试
7 . 观察:
①![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6d6463138ee02ab51e78b7c223c51d5.png)
②![](https://staticzujuan.xkw.com/quesimg/Upload/formula/381a83358bfffc4008b3761fbaf69eab.png)
有以上两式成立且有一个从特殊到一般的推广,请写出你的推广并证明.
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6d6463138ee02ab51e78b7c223c51d5.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/381a83358bfffc4008b3761fbaf69eab.png)
有以上两式成立且有一个从特殊到一般的推广,请写出你的推广并证明.
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11-12高二上·湖南永州·单元测试
8 . 已知数列
的通项公式
,记
,试通过计算
的值,推测出
的值(不必证明)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4be2164a2c67d6163faee87a10942bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba588281b3eeee6fe513f877c3747eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/932cb652ca7581806d6a6cb63c64bc2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/772a551ffd74f38bb06f335fa70a85c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d4fc8faefb26b233d4aa9dbef043aae.png)
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11-12高二上·湖南永州·单元测试
9 . 已知
,
.
(Ⅰ)求
的值
(Ⅱ)求
的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d8ad292f19e2dfd916088847fb85297.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f8783429be686df75afcd56e847dfa.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
(Ⅱ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f127e78d66a258cca9291cb37c77425c.png)
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