1 . 给出下列命题:
① ②
③
④
其中正确命题的序号为
您最近一年使用:0次
名校
2 . 给出以下命题:
①若α、β是第一象限角且
,则
;
②函数
有三个零点;
③函数
是奇函数;
④函数
的周期是
;
⑤函数
,当
时
恒有解,则a的范围是
.
其中正确命题的序号为____________ .
①若α、β是第一象限角且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90df641ab645927ee577e79faf18dcdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/890105f677da9bf3d5483f5344065b35.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/902ff72f468f407f64096179713c37a1.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51551ea230a35fb46448a333f7c1e860.png)
④函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e63a02337f3997d8537244ed22c05873.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e9fdc1f8ed0ae44b54a9a2a3aca2db4.png)
⑤函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018e464808ba4b204cbb3ac04536b621.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d01282e80562ddbb74f7207ae04794e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3047d4ab078dafc06c047bcbf0a6ffaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b9907b9f5f5b560bfdfbff24513d026.png)
其中正确命题的序号为
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2020-02-29更新
|
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6卷引用:四川省泸县第一中学2022-2023学年高一下学期期中数学试题
四川省泸县第一中学2022-2023学年高一下学期期中数学试题安徽省六安市第一中学2018-2019学年高一下学期第一次段考数学(理)试题(已下线)专题02 三角函数 三角恒等变换(难点)-2020-2021学年高一数学下学期期末专项复习(北师大版2019必修第二册)(已下线)专题5.10 三角函数综合应用-《聚能闯关》2021-2022学年高一数学提优闯关训练(人教A版2019必修第一册)(已下线)专题5综合闯关 (提升版)(已下线)专题09 三角恒等变换、函数y=Asin(ωx+φ)及三角函数应用2-期末复习重难培优与单元检测(人教A版2019)
2010·山东济南·二模
3 . 等比数列
的公比为
,前
项的积为
,并且满足
,给出下列结论①
;②
;③
是
中最大的;④使得
成立的最大的自然数是4018.其中正确结论的序号为___ .(将你认为正确的全部填上)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9511799f406f665f0e861604ca062e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ca664b1e82da6f50064a76fe118aa80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ee863ff4e3017625d77f28055f4662.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b6ef7b381b425a19ff12a61106bfec8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6ae93e401b499b0e39f251279b5663c.png)
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名校
4 . 给出下列命题:
①直线
的倾斜角是
;
②已知过抛物线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a5bbb709522dba9425a6b45ee671298.png)
的焦点
的直线与抛物线
交于
,
两点,则有
;
③已知
、
为双曲线
:
的左、右焦点,点
为双曲线右支上异于顶点的任意一点,则
的内心
始终在一条直线上.
其中所有正确命题的序号为___________ .
①直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7347b88954b4a322f82c38a6af61e5c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f785147690f83dcee0a0bc6c327e75a.png)
②已知过抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a5bbb709522dba9425a6b45ee671298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3764ba3aa0a241787f4661026bb14053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6ff82ebdfad5e7de1c7487b0b817a7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a53e311ee0b5085e7e5a45c606daa5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/464317f356a60f01538cae5336bb136b.png)
③已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/709dd83332fdd081a71c83c83215ecf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
其中所有正确命题的序号为
您最近一年使用:0次
2016-12-03更新
|
1821次组卷
|
4卷引用:2015-2016学年四川绵阳南山中学高二上期中理科数学试卷
2015-2016学年四川绵阳南山中学高二上期中理科数学试卷四川省绵阳市南山中学实验学校2016-2017学年高二上学期半期考试数学(理)试题2015-2016学年辽宁省葫芦岛市一中高二上期中理科数学卷(已下线)专题27 圆锥曲线与四心问题 微点5 圆锥曲线与四心问题综合训练
解题方法
5 . 下列说法中,正确的有_______ .(写出所有正确说法的序号)
①在
中,若
,则
;
②在
中,若
,则
是锐角三角形;
③在
中,若
,则
;
④若
是等差数列,其前
项和为
,则三点
、
、
共线;
⑤等比数列
的前
项和为
,若对任意的
,点
均在函数
(
且
,
、
均为常数)的图象上,则
的值为
.
①在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca51be437b1a97ca92aa1159ab71102c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19dc38d888741a1b2e95fe0773a48c38.png)
②在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/336bbf462ae13b146976ef65a58a5969.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
③在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbe02d5a322e6f254bd8d51a5b346c61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b925cbc2194a19c1830b9dd56cf1c4c5.png)
④若
![](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/b3476fd22fa21beabbae9460e1406d45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a906525d675d27085f1ceda8d9996ca5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/564b9b7e76e0fc8685023137b0b7f7ba.png)
⑤等比数列
![](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/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e41f32693d25ece7f8e22c34a183537f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e058d98f8a257226d0fbcc941f72f4fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b03b011f69dfc5262a3d82f64676739b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/406185f4ad8bcd99e23adc8d289088ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
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2020-03-02更新
|
543次组卷
|
2卷引用:四川省蓉城名校联盟2018-2019学年高一下学期期中联考理数试题
名校
解题方法
6 . 下列说法中,正确的有__________ .(写出所有正确说法的序号)
①已知关于
的不等式
的解集为
,则实数
的取值范围是
.
②已知等比数列
的前
项和为
,则
、
、
也构成等比数列.
③已知函数
(其中
且
)在
上单调递减,且关于
的方程
恰有两个不相等的实数解,则
.
④已知
,且
,则
的最小值为
.
⑤在平面直角坐标系中,
为坐标原点,
则
的取值范围是
.
①已知关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/123c15869608f974b89771202442d3c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9059219044592024f63637984f86be30.png)
②已知等比数列
![](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/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5188d6760683a860adab0cda195cdf80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd6fe11dfa538e67bfd63478fc428a1.png)
③已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80d97ad2720a77862202ac613e9e77e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f1e1c54b1a07850afba46754a27b32a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41cdd93d95a9fb5f5cd7e8be3800ecdf.png)
④已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a0cb6220005e5dbd9999e537aa90d80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be97cd1c7111b654d87d8fbb63b6a84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3aa69c18639f94f0635ea4c07dc2dd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b90f08f3dcf9f9c7fe7c0fced28bc9a.png)
⑤在平面直角坐标系中,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e04872f980977d25187ae6b80c2f04c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aafb698ab3b41359de48221799569bd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4a35d07184600690b812ac5885ee66a.png)
您最近一年使用:0次