名校
解题方法
1 . 已知函数
的部分图象如图1所示,
、
分别为图象的最高点和最低点,过
作
轴的垂线,交
轴于
,点
为该部分图象与
轴的交点.将绘有该图象的纸片沿
轴折成直二面角,如图2所示,此时
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
______ .
①
;
②图2中,
;
③图2中,过线段
的中点且与
垂直的平面与
轴交于点
;
④图2中,
是
及其内部的点构成的集合.设集合
,则
表示的区域的面积大于
.
其中所有正确结论的序号是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3502cd5c18938713a23568f4376f529a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d363758a1cc53a47db20561e40638692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d696a13ce341d37e0718952360e70a7.png)
②图2中,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/258974db8fea723fee4c44d5765948e5.png)
③图2中,过线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
④图2中,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2df93bd15f25096c510b589aad0dfc1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca68f5844774382023d1cdcadef46038.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15615de1a6df206dbd081251f676578e.png)
其中所有正确结论的序号是
您最近一年使用:0次
2023-03-27更新
|
2168次组卷
|
11卷引用:北京市东城区2023届高三一模数学试题
解题方法
2 . 如图,已知函数
(
)在一个周期内的图象经过
,
,
三点.
,
,
的值;
(2)若
,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa8111f00e63fc8299ed9467274bb0f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9bf191fa57a39fa70e7923d52f3ad93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0d713e78929e25f7dcfaad1672604d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/757853bc092e9b36305a544851e478fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/560e1c3033c8dec6832ee8465f207ee8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/276fea512fa3a008da12180eeb219472.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bbcecfcebf4c4493e22bfb978df4c86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6f90c4754e6b6fc862d72943fb35569.png)
您最近一年使用:0次
2018-05-04更新
|
435次组卷
|
6卷引用:【全国区级联考】北京市海淀区2018届高三第二学期期末第二次模拟考试数学(理)试题
【全国区级联考】北京市海淀区2018届高三第二学期期末第二次模拟考试数学(理)试题北京市育英学校2021-2022学年高二普通班上学期期末练习数学试题北京市育英学校2022-2023学年高二下学期期末练习数学试题(已下线)2019年一轮复习讲练测【新课标版理】 4.3三角函数的图象与性质【测】(已下线)2019年一轮复习讲练测【新课标版文】4.3三角函数的图象与性质【测】(已下线)2019年一轮复习讲练测 4.4 三角函数图象与性质【浙江版】【测】