解题方法
1 . 已知函数
.
的图象;
(2)当
时,求实数
的取值范围,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba78ecfd1ca4aa907e425782e8b745b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa31bac01d53e8a8847a48f246dd003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
2024-06-16更新
|
191次组卷
|
2卷引用:河南省濮阳市清丰县城镇育才学校2023-2024学年高一上学期12月月考数学试题
名校
2 . 已知向量
,
.
(1)若
,求
;
(2)若向量
,
,求
与
的夹角的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0da6bb2d6d4d775cfa44d2de1e74eb99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd5a6d96e46431eb0d20b531facda401.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ab1264c99d82d2f2112ddbf54f13493.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93af88a7628c71d642d3a6df067c15f5.png)
(2)若向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab24d183a2259e6c5bc9fe807db99255.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f66aa68471878107e7c20d9cf8ebea2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
您最近一年使用:0次
2024-06-08更新
|
912次组卷
|
3卷引用:河南省新乡市封丘县第一中学2023-2024学年高一下学期第三次阶段测试数学试题
3 . 如图,为了测量山顶M和山顶N之间的距离,飞机沿水平方向在A,B两点进行测量,A,B,M,N在同一铅垂平面内.飞机从点A到点B路程为a,途中在点A观测到M,N处的俯角分别为
,
,在点B观测到M,N处的俯角分别为
,
.
的面积(用字母表示);
(2)若
,
,
,
,
,求M,N之间的距离.
![](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/9f435efcc7869eec21bdba1ed81dc3f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/700458c01a7ad031e27d80ed43e9e882.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a5e0a51c9e14fb246b0ba0b231c1e3.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f8feb287d3d2d065da0ea8cb927e45f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec9f2254db4904e59e76a2bd5dbcf18b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d55e12ea3dcb598e211c7bb0b27d561.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eed67b2d85db5614a46fdfbdf901bc8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a886977df543a21db820b1c9adbb0d8.png)
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名校
解题方法
4 . 已知向量
.
(1)若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/638537c0a30676c73fea76c80e0f8bd0.png)
,求
的值.
(2)设
,向量
与
的夹角为
.
①求
的大小;
②在
中,
,求
的周长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58a6ae5f84cfadffd95975d26ee52ee1.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/638537c0a30676c73fea76c80e0f8bd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1c8feca6e03d79ad46b8e7ecc524f4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
①求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
②在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1279b1aa81de4ac92b57f81e79e162db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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名校
解题方法
5 . 已知
,
.
(1)求
的值;
(2)若
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/880c6756bc9571215d5e36a12bcbb4fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29bfdb5f50c0514b2b7cb83b2c29407b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78e8a621ef4f63633a8a70ababe0ca15.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fbe2212c10c3da621f550e8c6409bd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59f07029c97c324d32f258f18a96654a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d220425cf3f9afe8530087e4f6dc90ad.png)
您最近一年使用:0次
2024-06-03更新
|
240次组卷
|
2卷引用:河南省南阳市第一中学校2023-2024学年高一下学期5月月考数学试题
名校
解题方法
6 . 如图,圆柱
的底面半径为1,侧面积为
,
,
分别是圆柱上、下底面圆的一条直径,且点
在下底面的投影点
平分圆弧
.
的表面上,求球
的表面积;
(2)求四面体
的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e65ac334119ccd6204402a7aba29a55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35e2d7c958e99bcd9d7f251c19ee3544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
(2)求四面体
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
您最近一年使用:0次
2024-05-23更新
|
567次组卷
|
3卷引用:河南省信阳高级中学2023-2024学年高一下学期5月期中考试数学试题
解题方法
7 . (1)在
中,已知
,
,
,求
.
(2)在
中,已知
,
,
,解这个三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab839d8569171afab5ed55c22013aa72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03837b3769eda7f0d3804cc5ad4a6d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0334bc85843337c4dfcfdc5c638f9f62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7a74c3e9a8f3f11e98b4fa659a97679.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b71812e0762c0aaffb51cfef66156567.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6de1d395e6c48c0676a1488a299479d9.png)
您最近一年使用:0次
8 . (1)求证:
;
(2)已知在
中,
是
的中点,证明:
;
(3)已知
,
,且
与
不共线,当
为何值时,向量
与
互相垂直?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2052b9d309f07cf3b9544f09a2223b71.png)
(2)已知在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e1a5884f5abdf9d72561b7a591eda65.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6316d995f00623f05fc3d56a6cbe5f00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/407538138dd68ab917925c2063cc98e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9441846da0868582298cece138bec3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bff01c3e3b53271c5d16ad4e02a930ad.png)
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解题方法
9 . (1)已知向量
,点
,若向量
,且
,求点
的坐标;
(2)已知向量
,若
与
夹角为钝角,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff0812ea92afd60233426521798f5ca7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fadc9a19de13ca7688ca93f0c70a8a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1b02f38fd0600f103d213f990c27dc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac707726b5ef6b873eea83d9b89bdfaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)已知向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ba2a0340148cd9c393cb2c6184ef349.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a06c8eae3652486cf9e416ce3a8ffc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65a202857500b73bfc9db59b990363d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
2024-05-12更新
|
882次组卷
|
2卷引用:河南省郑州外国语学校2023-2024学年高一下学期期中考试数学试题
名校
解题方法
10 . 当实数
取什么值时,复数
分别满足下列条件?
(1)实数;
(2)纯虚数;
(3)
在复平面内表示的点位于第四象限.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cd4bdade0acebda4319fa106fd4ff25.png)
(1)实数;
(2)纯虚数;
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
您最近一年使用:0次
2024-05-08更新
|
468次组卷
|
5卷引用:河南省安阳市(百师联盟)2023-2024学年高一下学期5月大联考数学试题(人教版)
河南省安阳市(百师联盟)2023-2024学年高一下学期5月大联考数学试题(人教版)甘肃省酒泉市四校联考2023-2024学年高一下学期5月期中考试数学试题(已下线)第5章:复数章末综合检测卷(新题型)-【帮课堂】(北师大版2019必修第二册)(已下线)专题03 第七章 复数-期末考点大串讲(人教A版2019必修第二册)(已下线)核心考点4 复数及其运算 A基础卷 (高一期末考试必考的10大核心考点)