解题方法
1 . 向量
在边长为1的正方形网格中的位置如图所示,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8e8b95a61af300412fc65f846089028.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba3c6bd21d9c27a68b970f446f04d6df.png)
A.-7 | B.-1 | C.1 | D.7 |
您最近一年使用:0次
解题方法
2 . 已知椭圆
的左、右焦点分别为
,
上一点
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de8c827ec5ea152abcf11171591e175a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851a5d6ec23256f9b4a9e98aa92945fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2593b8970f097e93edc25ccfdb65f38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de8c827ec5ea152abcf11171591e175a.png)
您最近一年使用:0次
名校
解题方法
3 . 已知向量
与
满足
,
,
,则向量
与
的夹角为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edcad49be70d78e1e475d77c9d64d617.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf508c8d34aab12dae46e1d05fcd7f01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05d9559eb2a9e2a590a15bdc8d52107a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-05-11更新
|
1177次组卷
|
2卷引用:山西省天一名校2023-2024学年高三下学期联考仿真模拟(二模)数学试题
解题方法
4 . 已知角
的顶点在原点,始边在
轴的正半轴上,终边经过点
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf7efad425c5cf427e10a9a6405d4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1c118e07d9fa49405045614ef32f8c8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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解题方法
5 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac91f2148da45a1dd1052ddd47fa99a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcfb648f94bf58c378799c8ba138841d.png)
A.![]() | B.![]() | C.![]() | D.2 |
您最近一年使用:0次
名校
解题方法
6 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e306323590ee40919bb754f837886476.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7299435250f0c8e2437ea6ad09248581.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96607e252d7bef62554ad280918acae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e306323590ee40919bb754f837886476.png)
您最近一年使用:0次
2024-04-19更新
|
804次组卷
|
3卷引用:山西省晋城市2024届高三第二次模拟考试数学试题
山西省晋城市2024届高三第二次模拟考试数学试题辽宁省东北育才学校高中本部2023-2024学年高一下学期期中考试数学试题(已下线)第四章 三角恒等变换章末重点题型复习(2)-同步精品课堂(北师大版2019必修第二册)
名校
解题方法
7 . 已知向量
和
满足
,
,
,则向量
在向量
上的投影向量为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3aa3610a990287d3ac756abae406540d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2396cac4b185cf1f1a67dad9248481c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1fe104fd11503cee654020a008e646a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-04-19更新
|
880次组卷
|
2卷引用:山西省晋城市2024届高三第二次模拟考试数学试题
8 . 将函数
的图象向右平移
(
)个单位长度,得到函数
的图象,若函数
在区间
上恰有两个零点,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b59683cb07028c9b2ad215c435c5872.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e04b2fa62cb0e22d7268848987abc0c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/147209a49c5dce6a8d7a128d9570518c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-04-19更新
|
769次组卷
|
2卷引用:山西省晋城市2024届高三第二次模拟考试数学试题
解题方法
9 . 如图,在平行四边形
中,
为
的靠近点
的三等分点,
与
相交于点
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be2e2c0d4ac2bd79f6cea7a9b1a50662.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50f2c98c84895030f3dffa92cb25ad20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfd989ddfbed4a6aa18ea57734522153.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
10 . 已知
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd95917e6cfa9a9389f776ed93b13fb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7dced91de1b8c38aa95ffee0e5dc202.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92095f3b8b3ca41b60fc2473f6ec7f35.png)
A.![]() | B.![]() | C.4 | D.![]() |
您最近一年使用:0次
2024-04-04更新
|
1022次组卷
|
3卷引用:山西省朔州市应县第一中学校2024届高三下学期一模数学试题