名校
解题方法
1 . 已知函数
,
.
(1)若
,求函数
在
的值域;
(2)若
, 求
的值;
(3)令
,已知函数
在区间
有零点,求实数k的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dfc59e88149b506865a18f249c56f68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89a768cc949e4d1ca3effaa7f82b2156.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/926b791b23dce655cb9230b416c0c42a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46be55c8f2760d6db125f46691a3de48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b66ef59c3970f3581a5ea29e21fd564d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08e4e14e7cce3bcd0371d32858b0a2c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdaaf67e089d2dd8468fbaba13d01b52.png)
(3)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bd673989599f75a17432411e7675ed5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89e593828316139a54019e352dec883f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dccf1f9faac56117d6d3dd1dddd286d.png)
您最近一年使用:0次
名校
解题方法
2 . 已知
为奇函数.
(1)求
的值;
(2)若
,
,求
的值;
(3)当
时,
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e91c52724c5ab0d36c22d84e1670caf7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da256819b7a7f15c1c1ae32c3b8c9193.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a96119cc3005adf559140161bd872143.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e6c487eb2719ca41ee5ab54701e29b3.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5cf9c12181dd8683944b2b30bf8e08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e4a4cfb52d401764105135cd21d6568.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdbc4174e43957bd666d2467faced6e2.png)
您最近一年使用:0次
2022-06-14更新
|
1102次组卷
|
3卷引用:四川省德阳市2020-2021学年高一下学期期末数学试题
3 . 德国大数学家高斯年少成名,被誉为数学界的王子,19岁的高斯得到了一个数学史上非常重要的结论,就是《正十七边形尺规作图之理论与方法》,在其年幼时,对
的求和运算中,提出了倒序相加法的原理,该原理基于所给数据前后对应项的和呈现一定的规律生成,因此,此方法也称之为高斯算法,现有函数
,设数列
满足
,若存在
使不等式
成立,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72c5cd89177a3934552efa0d7180e7cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9a6064341667c54815c299cdc19984c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eec9292b35564448cd5d0a484711213e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9a538f32441f92160919d9d51e396f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2022-04-26更新
|
2503次组卷
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12卷引用:四川省遂宁市2022届高三下学期三诊考试数学(理)试题
四川省遂宁市2022届高三下学期三诊考试数学(理)试题四川省遂宁市2022届高三下学期三诊考试数学(文)试题四川省南充市白塔中学2024届高三上学期12月月考数学(文)试题(已下线)第04讲 数列求和 (练)-2023年高考数学一轮复习讲练测(新教材新高考)河北省部分学校2022届高三下学期5月联考数学试题(已下线)专题2-2 函数性质2:“广义”奇偶性-3(已下线)专题10 高斯(已下线)重难点07五种数列求和方法-3(已下线)专题02 函数的综合应用-1湖北省襄阳市第三中学2022-2023学年高二上学期期末数学试题(已下线)数列 求和(已下线)期末测试卷01(测试范围:第1-4章数列)-2023-2024学年高二数学《重难点题型·高分突破》(人教A版2019选择性必修第二册)
4 . 设函数
,设
,
.
(1)计算
的值.
(2)求数列
的通项公式.
(3)若
,
,数列
的前
项和为
,若
对一切
成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d58fc37282e1b3d8cf563eb1f3b1d889.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c0c248ed072525030abee043477d66.png)
(1)计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3caaf39cc15fc52ecae71ac5bc0e1c5.png)
(2)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a24e6bcf49b8e45531a2d4e4c70c181.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7484a2a1de32bebb12faf8fd55d51042.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/9ac07236f8aad0dc78697cde903a36a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e97769855336d73371930df1f187875e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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2021-08-04更新
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1400次组卷
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5卷引用:四川省自贡市2020-2021学年高一下学期期末考试数学(文)试题
四川省自贡市2020-2021学年高一下学期期末考试数学(文)试题(已下线)4.3.3 等比数列的前n项和(2)-2021-2022学年高二数学同步培优训练系列(苏教版2019选择性必修第一册)(已下线)专题11 数列前n项和的求法 微点2 倒序相加法求和(已下线)模块四 专题6 大题分类练(数列)拔高能力练(人教A)(已下线)专题04数列求和的6种常考题型归类【好题汇编】-备战2023-2024学年高二数学下学期期末真题分类汇编(北师大版2019选择性必修第二册)
5 . 设函数
,设
,
.
(1)求数列
的通项公式.
(2)若
,
,数列
的前
项和为
,若
对一切
成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d58fc37282e1b3d8cf563eb1f3b1d889.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c0c248ed072525030abee043477d66.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a24e6bcf49b8e45531a2d4e4c70c181.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7484a2a1de32bebb12faf8fd55d51042.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/9ac07236f8aad0dc78697cde903a36a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e97769855336d73371930df1f187875e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
2021-08-04更新
|
1001次组卷
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5卷引用:四川省自贡市2020-2021学年高一下学期期末数学(理)试题
四川省自贡市2020-2021学年高一下学期期末数学(理)试题四川省眉山市彭山区第一中学2021-2022学年高二上学期入学考试数学试题(已下线)第4章《数列》 培优测试卷(一)-2021-2022学年高二数学同步培优训练系列(苏教版2019选择性必修第一册)(已下线)专题11 数列前n项和的求法 微点2 倒序相加法求和(已下线)专题04数列求和的6种常考题型归类【好题汇编】-备战2023-2024学年高二数学下学期期末真题分类汇编(北师大版2019选择性必修第二册)
11-12高三上·江苏泰州·期中
名校
6 . 设
是函数
的图象上任意两点,且
,已知点
的横坐标为
.
(1)求证:
点的纵坐标为定值;
(2)若
求
;
(3)已知
=
,其中
,
为数列
的前
项和,若
对一切
都成立,试求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8cab3add12dd55b5ee45c2f31b24081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26ac6a58d2abf245314865594db00b32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37297dbe12721370c878bf5cbbd39ef3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb30d7ab63c72db80273ceab6a08e9e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2692d7d2bf71dac9313e2471d64a4cd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/471d81a803cd0db54214af321398c921.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75ad617393a9b09e0201bb54f9a58705.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
2020-10-20更新
|
1274次组卷
|
7卷引用:2014-2015学年四川省眉山市高一下学期期末考试数学试卷
2014-2015学年四川省眉山市高一下学期期末考试数学试卷四川省仁寿第一中学南校区2019-2020学年高一6月月考数学试题(已下线)2012届江苏省泰州中学高三上学期期中考试数学江西省抚州市临川一中2018-2019学年高一下学期第二次月考数学试题(已下线)专题07 数列与不等式相结合问题(第二篇)-备战2020年高考数学大题精做之解答题题型全覆盖(已下线)专题22数列求和方法的求解策略解题模板(已下线)专题11 数列前n项和的求法 微点2 倒序相加法求和
7 . 函数
,数列
满足
,其前
项和为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9b30c3d7cc1e41af67e909df3f39830.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dd2a59ff3337bf0777dae3ac6e83f40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4be2164a2c67d6163faee87a10942bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b76da682805715422c9ee871a57404b.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/e9b30c3d7cc1e41af67e909df3f39830.png)
您最近一年使用:0次
2020-05-08更新
|
1041次组卷
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4卷引用:四川省成都市树德中学2019-2020学年高一4月延迟开学考试数学试题
四川省成都市树德中学2019-2020学年高一4月延迟开学考试数学试题江西省南昌市进贤县第一中学2020-2021学年高一下学期期中考试数学(文)试题江西省南昌市进贤县第一中学2020-2021学年高一下学期期中考试数学(理)试题(已下线)专题11 数列前n项和的求法 微点2 倒序相加法求和
名校
8 . 对于三次函数
,给出定义:设
是函数
的导数,
是
的导数,若方程
有实数解
,则称点
为函数
的“拐点”
经过探究发现:任何一个三次函数都有“拐点”;任何一个三次函数都有对称中心,且“拐点”就是对称中心
设函数
,则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e367d934bc5de44e8ef7bcd3a2aa1bea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2437d40a85a950a06b1824312ddfd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8006c87da66bdc3dfbfca655786704c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2437d40a85a950a06b1824312ddfd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b245db45fbcd54c98a252e571c7a81c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5cbf1211335bcbc0ebb05414669eda0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4dbf098c750fa736e6a6d392fafb5d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90282d4a37c9a20620d4bbb0c263cae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90282d4a37c9a20620d4bbb0c263cae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5dea72ac9b181241080433be902356e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40365e07af0ed61ffcc272bb1762123d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
A.2016 | B.2017 | C.2018 | D.2019 |
您最近一年使用:0次
2018-07-07更新
|
3736次组卷
|
9卷引用:四川省成都市简阳市阳安中学2022-2023学年高二下学期3月月考数学(理)试题
四川省成都市简阳市阳安中学2022-2023学年高二下学期3月月考数学(理)试题【全国百强校】江西省南昌市第二中学2017-2018学年高二下学期期末考试数学(理)试题【校级联考】辽宁省六校协作体2019届高三上学期初联考数学(文)试题2020届湖北省武汉市高三上学期11月综合测试(二)数学(文)试题(已下线)2021年高考数学押题预测卷(山东卷)01(已下线)考点突破15 一元函数的导数及其应用-备战2022年高考数学一轮复习培优提升精炼(新高考地区专用)(已下线)5.2 导数的运算-2021-2022学年高二数学同步培优训练系列(苏教版2019选择性必修第一册) (已下线)专题2-2 函数性质2:“广义”奇偶性-3(已下线)6.4 求和方法(精练)
9 . 已知数列
的通项公式为
,设
,则数列
的各项之和为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c33a431c4883a7822df3227839c95c02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dea27eff023111819c5fe11dc3defe9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c704d7054cbdc9d975d4326091cc5251.png)
A.36 | B.33 | C.30 | D.27 |
您最近一年使用:0次
2018-04-13更新
|
1368次组卷
|
5卷引用:四川省资阳中学2017-2018学年高一下学期3月月考数学(理)试题
10 . 设
,
是函数
的图象上任意两点,若
为
,
的中点,且
的横坐标为
.
(1)求
;
(2)若
,
,求
;
(3)已知数列
的通项公式
(
,
),数列
的前
项和为
,若不等式
对任意
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c69e1e952de60cf04be3ae102182395.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee0d43bb37391bff9a26ba92c093d0ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d649e8653697a1e518497bf6703ec6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f9c827e46d1a395fafbf15cdd6c6c42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aa5694373bd78b1ca2180f831bf1c8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2252dec4cf2fd59caff617269567806.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f9c827e46d1a395fafbf15cdd6c6c42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d6e75677951ef1388f76aee5a779149.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f9697ebb284fc80f2825429ab2b3439.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7035ce63c77b441f544fed0b4975d3bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bcc2622c4ea3ec988216da0988bedee.png)
(3)已知数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4be2164a2c67d6163faee87a10942bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86a2d1d8e45c863791c1e39b37eb0746.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7705e3be4b0bc5f0f2f448409fc102c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7035ce63c77b441f544fed0b4975d3bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4be2164a2c67d6163faee87a10942bb.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/96577f4bd5edf094f88ff186c48e4b1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7035ce63c77b441f544fed0b4975d3bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2016-12-03更新
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1326次组卷
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2卷引用:2014-2015学年四川省达州市高一下学期期末考试文科数学试卷