解题方法
1 . 已知
为第一象限角,
为第二象限角,且
,
,则
的值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9eb14cda08256a38003a2f368a2f22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/717d7f48e2a1fb6687bd6ea84d249915.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fee7e2969987222954a10a03d200c03.png)
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解题方法
2 . 已知
是
内一点,
.
(1)若
,求
;
(2)若
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b46c4096bb1fb4701e71e470eee3c7b9.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/320ca23b731597cf3e4fbe21a106b813.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3e186ebc624ebacde9a03b96289f1ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75f4fddcbd0cfed5190da6d9d7c7e94e.png)
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3卷引用:内蒙古自治区锡林郭勒盟2024届高三下学期5月模拟考试理科数学试题
内蒙古自治区锡林郭勒盟2024届高三下学期5月模拟考试理科数学试题河南省部分重点高中2023-2024学年高三下学期5月联考数学试卷 (新高考)(已下线)辽宁省沈阳市第二中学2024届高三下学期三模数学试题
解题方法
3 . 已知
,
是方程
的两个根,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17c8675082698346164ee3869e580a12.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f35152720e43c6403d43bef47c0377d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4e9f949abf032483c4088e194bac94d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17c8675082698346164ee3869e580a12.png)
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4 . 已知抛物线
的焦点为F,其准线与x轴交于点
为C上一点,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0ccb4110fc087df934c462ccc1d41ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4302cb50637d347c73bc59eeea4647c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b240173f288168ff0b518e9eeb7010fc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4卷引用:内蒙古部分学校2024届高三下学期一模考试数学(理科)试题
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5 . 已知
为钝角,且
.
(1)求
,
的值;
(2)求
的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1f331c3d96c5812a620e326373747eb.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4179e1ab8705cf19ea7aaf48888843.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f96c6e3cb917a03e00d0eb2b238cb0e6.png)
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解题方法
6 . 已知
,且
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ecab26dbaa31e244d69b6a01cabb83a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/005c5da40a74831a5604c8666660533f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6369cd1db768436809404b1f3c4132c0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b322814205c5eebea0e33a37ea34994.png)
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解题方法
7 . 已知
.
(1)化简
;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5545f0cfca91911d99aa416c6f07dcd3.png)
(1)化简
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e1d3f78a802596b825166767ceee40.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac91f2148da45a1dd1052ddd47fa99a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e1d3f78a802596b825166767ceee40.png)
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2卷引用:内蒙古2023-2024学年高一上学期期末教学质量检测数学试题
解题方法
8 . 若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dce9380f2cf78663b2a9df1a526631a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/982c2cd8fd33539bd313fe3ea373e6c0.png)
A.2 | B.![]() | C.![]() | D.![]() |
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解题方法
9 . 下列说法错误 的是( )
A.若![]() ![]() ![]() |
B.若角![]() ![]() |
C.若圆心角为![]() ![]() ![]() |
D.若![]() ![]() ![]() |
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4卷引用:内蒙古赤峰市林西县第一中学2023-2024学年高一上学期期末测试数学试题(A)
10 . 已知角
的顶点与原点
重合,始边与
轴的非负半轴重合,它的终边过点
.
(1)求
,
,
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38b559f160470e4ae99634b95e2537c6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4179e1ab8705cf19ea7aaf48888843.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42849801c8cf07600c65c3e4f9bda2de.png)
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3卷引用:内蒙古呼伦贝尔市满洲里远方中学2023-2024学年高二上学期期末考试数学试题
内蒙古呼伦贝尔市满洲里远方中学2023-2024学年高二上学期期末考试数学试题河南省驻马店市环际大联考“逐梦计划”2022-2023学年高一下学期期中数学试题(已下线)模块五 专题1 全真基础模拟1(北师版高一期中)