名校
解题方法
1 . 设
为锐角,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b10ac0e2a8707c0d8914949912c87369.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35b22d6e7e4223111b9974e825ddf6b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b10ac0e2a8707c0d8914949912c87369.png)
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2 . 已知平面非零向量
的模均为
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/799ad95449b4135dee2890ac31c43706.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc983f1bad03411ae64d84ff7bdf2551.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91a16710403d8a87b858d92647ebaa1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
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解题方法
3 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59c7e086c3ab30df4d79870ae9a3cce5.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3442de0573a140970cbaffc82e1122f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59c7e086c3ab30df4d79870ae9a3cce5.png)
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23-24高一下·上海·期末
解题方法
4 . 已知
,
,且
.
(1)求
的值;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee6b1670b2b446ace5bc12d7385b8e78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb9e3b2b77bc9b54f3ae0b332e705c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed53925cace8212e87a4d3bad6463718.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/850dba25bf0f5f13541bf9b6ec12b84d.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eacde1c42151734fdc60f3001b590de.png)
您最近一年使用:0次
名校
5 . 在
中,
,
,
分别是角
,
,
所对的边,
,
,
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8653af649d2a1b22f50c8529ef43136d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6de1d395e6c48c0676a1488a299479d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffe7a93172d308a58200e3c722fe1072.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e2cf428f1eb757b181605bc8461a326.png)
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名校
6 . 若角
满足
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7dc4a8ca221732931bb72442a15df14.png)
________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14f5be39153eb06c83d17ddce055fcd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59e48d2d0ec197469054d5e61725c4d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7dc4a8ca221732931bb72442a15df14.png)
您最近一年使用:0次
名校
解题方法
7 . 已知点
,将
绕坐标原点
逆时针方向旋转
至
,再将
延长至
,使
,则点
的坐标为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6c09b41032e4722c412c2e2427500a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828628c0876b45381c9a0edeb0fec236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cef620de539a15cdb313dede854eb72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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2024高一下·上海·专题练习
解题方法
8 . (1)证明:
;
(2)化简:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/711a0b572919121037d12cbd89db23a2.png)
(2)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6551e349ab9cdaceeddd10df7d02b45.png)
您最近一年使用:0次
2024高一下·上海·专题练习
9 . 在平面直角坐标系
中,已知锐角
的终边与单位圆交点的纵坐标为
,锐角
的终边与单位圆交点的横坐标为
.
(1)求
和
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dee14db57f0c762aad845cf5b4a243c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a69d166677557cadb3da32b4a7e152e3.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fe57d4fbae536de2e641d9d349fcf1.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8dc4c63a548b91061528aa11058de75.png)
您最近一年使用:0次
名校
解题方法
10 . 已知点
,将
绕坐标原点O逆时针旋转
至
,则点
的横坐标为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1dab74e16403e8131f9f5b2a74f3a84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15615de1a6df206dbd081251f676578e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48fce10478485ef01d2318fc3465bb4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
您最近一年使用:0次
2024-06-05更新
|
231次组卷
|
2卷引用:上海市松江二中2023-2024学年高三下学期5月月考数学试题