1 . 对于各项均不为零的数列
,我们定义:数列
为数列
的“
比分数列”.已知数列
满足
,且
的“
比分数列”与
的“2-比分数列”是同一个数列.
(1)若
是公比为2的等比数列,求数列
的前
项和
;
(2)若
是公差为2的等差数列,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/252a72874c78890e631f163d8d2aff34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c93e3391890fc877c761121b68cb927.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62e567d7e9761951a266953c8d5042ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebaf2a2590bb84d646957f913d78f6dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4e0c84de10f0f2186313169c3dc997b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.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/08eb71ecf8d733b6932f4680874dbbf3.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
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2024-03-12更新
|
980次组卷
|
4卷引用:第18题 数列新题型(高三二轮每日一题)
(已下线)第18题 数列新题型(高三二轮每日一题)江西省南昌市2024届高三第一次模拟测试数学试题(已下线)第二套 艺体生新高考全真模拟 (一模重组卷)甘肃省兰州市第五十八中学2024届高三第二次高考仿真考试数学试题
2 . 对于一个有穷正整数数列
,设其各项为
,各项和为
,集合
中元素的个数为
.
(1)写出所有满足
的数列
;
(2)对所有满足
的数列
,求
的最小值;
(3)对所有满足
的数列
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9304e71a623c4412188a800046a970d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/943dc79f529bc28f6ed17bc403d50f06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61928f8c6293140637ad8ca24555f473.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f95dc7685d36aa3057e48caf0f53df22.png)
(1)写出所有满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e99ab9a4a0d517cf7138c6a78b481b2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
(2)对所有满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55bbebd71c677c2643a98d25c4c75184.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/943dc79f529bc28f6ed17bc403d50f06.png)
(3)对所有满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/011e8564732d55bcc518dba628d17718.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f95dc7685d36aa3057e48caf0f53df22.png)
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2023-01-05更新
|
988次组卷
|
5卷引用:北京市海淀区2023届高三上学期期末练习数学试题变式题16-21
(已下线)北京市海淀区2023届高三上学期期末练习数学试题变式题16-21北京市海淀区2023届高三上学期期末练习数学试题北京市第六十六中学2024届高三上学期第一次检测数学试题北京市西城区回民学校2024届高三上学期12月月考数学试题北京市西城区北师大附中2023-2024学年高二上学期期末数学试题
3 . 定义:对于任意一个有穷数列,第一次在其每相邻的两项间都插入这两项的和,得到的新数列称之为一阶和数列,如果在一阶和数列的基础上再在其相邻的两项间插入这两项的和称之为二阶和数列,以此类推可以得到n阶和数列,如
的一阶和数列是
,设它的n阶和数列各项和为
.
(1)试求
的二阶和数列各项和
与三阶和数列各项和
,并猜想
的通项公式(无需证明);
(2)若
,求
的前n项和
,并证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c77a27ecc68192b122861b8c4689ce29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35d0a8da5206f1114ead419f47b81044.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
(1)试求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c77a27ecc68192b122861b8c4689ce29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6899bf9cadae2ccdb14cbc87d4f280ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7244499d5babf433375d0b71a672a927.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f640e13b3a3880bf49a49845eee47f07.png)
您最近一年使用:0次
4 . 费马数是以数学家费马命名的一组自然数,具有形式:
,
.1732年,数学家欧拉算出
不是质数,从而宣告费马数都是质数的猜想不成立.现设
,
,
为数列
的前n项和,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75734270b367c16d5621c4e3027c4ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30ac5abd893e2158c86f56e697f452ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd73c5a7998f990819ff677357c469c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eab7f48841750dfed7f33761e6c9a725.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
A.![]() | B.![]() |
C.![]() | D.![]() ![]() |
您最近一年使用:0次
5 . 已知
为正整数数列,满足
.记
.定义A的伴随数列
如下:
①
;
②
,其中
.
(1)若数列A:4,3,2,1,直接写出相应的伴随数列
;
(2)当
时,若
,求证:
;
(3)当
时,若
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/281440c5e428da28c0a40fecbb87a83a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b97559b8ae5f9544c7b93bf2f9d03394.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6559598727fb120a5cdbf4f15510615d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c995ba5a9caa036977b023f57a4202f.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271c5044aeaf0fd2a6f75746754565c8.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/880b1efd3798a3ccf2633252b10e0ab9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/570d7b5b193a644beb91889bbde27cde.png)
(1)若数列A:4,3,2,1,直接写出相应的伴随数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3053e2b8a6bbc35527a1e4505b84ed0f.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2578cb9428c41fa9236c6350bae49f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/941e10d4febad08273c2b181023f019f.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2578cb9428c41fa9236c6350bae49f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4fac29b7c846a7ba3b612b0f7ebee41.png)
您最近一年使用:0次
2023-01-12更新
|
955次组卷
|
4卷引用:北京市西城区2022届高三二模数学试题变式题16-21
6 . 已知
是公比为q的等比数列.对于给定的
,设
是首项为
,公差为
的等差数列
,记
的第i项为
.若
,且
.
(1)求
的通项公式;
(2)求
;
(3)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecea6aa3b0b367dbd8d0e38c65829c33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cac24dd2ff15d115696e8a9f8dad264f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f255d0395fba51ca2d44293cca42e0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45c66a0c50c32fba396a322f0ddbeda4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cac24dd2ff15d115696e8a9f8dad264f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f686d89f95d2dc846e53eab5ca99ddde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d33c0acaa66514a4f1493b158ebd09e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2608df648efc5364a2dc2c67cfe14cd9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f27dd9877202542cc6975d5a4d78724a.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f88b0922dc08ae6398dfc0296037c759.png)
您最近一年使用:0次
2023-05-20更新
|
1167次组卷
|
3卷引用:第05讲 数列求和(练习)
7 . 若有穷自然数数列
:
满足如下两个性质,则称
为
数列:
①
,其中,
表示
,这
个数中最大的数;
②
,其中,
表示
,这
个数中最小的数.
(1)判断
:2,4,6,7,10是否为
数列,说明理由;
(2)若
:
是
数列,且
,
,
成等比数列,求
;
(3)证明:对任意
数列
:
,存在实数
,使得
.(
表示不超过
的最大整数)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8b9092e6c4f9186b55324c3a43ecd5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63f5c583c98a1fd516c6ceaa60b55dec.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd5fe1c847904911c89504cef0973214.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1445aef0f66cacf3c0b358775623fab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36b14e03f30c56d9943e4a82d0e029b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5873c01192b7d33b7483f444f90b5b0.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94beabf4bfbaa67081f1755fa5553a8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e598a5ba40123abea0f6e4559535a61b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36b14e03f30c56d9943e4a82d0e029b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5873c01192b7d33b7483f444f90b5b0.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1daaf260a47403a2bdddd1268ebc44cd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a878ab2590307a7a6f7afe576b7112c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d1cb4ffc937e336200fd70fc089041a.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/6c1ccc6c74b8754e9bcbb3f39a11b6f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5da4cd81500bdb43118150dbdb1541e6.png)
(3)证明:对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63f5c583c98a1fd516c6ceaa60b55dec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8b9092e6c4f9186b55324c3a43ecd5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3e005b9c19a9b287aeefaa3af850beb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f161c2a3717f1b6c62d0d7dae0b606.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
名校
8 . 设
为正整数,若无穷数列
满足
,则称
为
数列.
(1)数列
是否为
数列?说明理由;
(2)已知
其中
为常数.若数列
为
数列,求
;
(3)已知
数列
满足
,
,
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f368487239b6fcc20a8d9bdc0867a099.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fb9b392b1c516e66242727dd9c055f5.png)
(1)数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5f367d90f02b00f728b0d64c03a9397.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e99810c3a6990151d49592015b4f22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b056a90a2751f04ba5fff3dc5c1d0674.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b056a90a2751f04ba5fff3dc5c1d0674.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797e67927616b141ed7c6b83f8b6f4fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/179513ce80436471efbe1d9b31735f7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/171a37e4d0bf1ef80a57e8349e8e3a6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad7f86cdde6bf669dd3fb53b7f952272.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
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2022-03-29更新
|
1850次组卷
|
10卷引用:数学-2022年高考押题预测卷01(北京卷)
(已下线)数学-2022年高考押题预测卷01(北京卷)(已下线)北京市海淀区2022届高三一模数学试题变式题17-21(已下线)模块九 数列-2北京卷专题18数列(解答题)北京市海淀区2022届高三一模数学试题上海市七宝中学2022届高三下学期期中数学试题北京市第八中学2023届高三上学期10月月考数学试题(已下线)高二下期中真题精选(压轴40题专练)-【满分全攻略】2022-2023学年高二数学下学期核心考点+重难点讲练与测试(沪教版2020选修一+选修二)(已下线)期中真题必刷压轴50题专练-【满分全攻略】2023-2024学年高二数学同步讲义全优学案(沪教版2020必修第三册)北京市第五十七中学2023-2024学年高一1+3下学期期中考试数学试卷
名校
9 . 对于数列
,若存在正数
,使得对一切正整数
,恒有
,则称数列
有界;若这样的正数
不存在,则称数列
无界,已知数列
满足:
,
,记数列
的前
项和为
,数列
的前
项和为
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e976c0663fa749ca749f99842d21ca03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/088726808d684616b8e79c495bc9e591.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e976c0663fa749ca749f99842d21ca03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e976c0663fa749ca749f99842d21ca03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a45db5d8a0994225fba569e9963d7b9.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/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/362832fa3d3c13c1eafd565349d66dce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
A.当![]() ![]() | B.当![]() ![]() |
C.当![]() ![]() | D.当![]() ![]() |
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2022-03-24更新
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6卷引用:专题12 数列
(已下线)专题12 数列(已下线)专题6-1 数列函数性质与不等式放缩(讲+练)-1(已下线)【练】专题4 数列新定义问题浙江省温州市2022届高三下学期3月高考适应性测试数学试题(已下线)第5章 一元函数的导数及其应用 单元综合检测(难点)(练习)-2022-2023学年高二数学同步精品课堂(人教A版2019选择性必修第二册)上海市静安区回民中学2024届高三上学期12月阶段性测试数学试题
名校
解题方法
10 . 对于
,
,
不是10的整数倍,且
,则称
为
级十全十美数.已知数列
满足:
,
,
.
(1)若
为等比数列,求
;
(2)求在
,
,
,…,
中,3级十全十美数的个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0b1cfbfdf8e1b22aab9583e12e3449c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53f0e26992724eafcba06d163d9ff470.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4217b1854fee34983372bf4f3a877d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5873c01192b7d33b7483f444f90b5b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cdf53108bee755f5aa9a34ea4d163e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5c2b5e218eb815213d8bc0ce9a06ca5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ac416116febcf793fee4ccc78a27b15.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0f62daf8552adeb241c9b54a57cd83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)求在
![](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/6c1ccc6c74b8754e9bcbb3f39a11b6f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f11075f2c574b6c59b97fb3038000e38.png)
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6卷引用:第4套 新高考全真模拟卷(三模重组)