解题方法
1 . 已知向量
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
____________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/339207abc7d50c3375e06a1a68b5cb18.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d607667f2516c58bbdff03e01be50f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7736c6ef21c4dd216656b4f8076075b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4adc0409d4aebb7d0b9fb1bc757f6d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/339207abc7d50c3375e06a1a68b5cb18.png)
您最近一年使用:0次
2 . 设O是△ABC的内心,AB=c,AC=b,BC=a,若
则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ada633533586abbe9a5f5eec1b3963c0.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
3 . 在
中,角A,B,C所对的边分别为a,b,c,且
.
(1)求
的值;
(2)若
的面积为
,且
,求
的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07afcd6853e9b7364743a67b654aba47.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/721e29b775e696045f44a4b1e7f74ef2.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8af2fdf1944afebb51cb6a5e6c74aadd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e57152f1bd6a622070a8878b7f811731.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
您最近一年使用:0次
名校
4 . 已知
,
.
(1)求函数
的单调递增区间;
(2)
的三个内角
、
、
所对边分别为
、
、
,若
且
,求
面积的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27acc74f1929d088a38c1106c2697185.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/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/f7bef9347f0a9a0eae89b4e6ea150c57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
名校
解题方法
5 . 设平面向量
与
的夹角为
,且
,
,则
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98a268b99842456d3af045077b88b9a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5a54bd9d658e27bce8e3ad9fbb0c667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
您最近一年使用:0次
名校
解题方法
6 . 已知非零向量
、
,若
且
,则向量
在向量
方向上的投影为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5356fac8b160d1a24b63da3f65293d5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9d4371d52e57e9257fb9956896aa865.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-04-12更新
|
509次组卷
|
3卷引用:2019届浙江省绍兴市诸暨中学高三第一次新高考模拟数学试题
2019届浙江省绍兴市诸暨中学高三第一次新高考模拟数学试题浙江省绍兴市诸暨中学2018-2019学年高三上学期期中数学试题(已下线)第20练 平面向量的综合应用-2021年高考数学(理)一轮复习小题必刷
名校
解题方法
7 .
的图象如图所示,
,若将
的图象向左平移
个单位长度后所得图象与
的图象重合,则
可取的值的是( )
![](https://img.xkw.com/dksih/QBM/2020/4/12/2439978255466496/2440116627152896/STEM/09ad3617bc074f00903534c9a34fde98.png?resizew=206)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1176d0a6b5469284cd3625b4443c947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e718bb368013356fafc834f96f17941.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70444e3a66d1068038c5b5a77c7954aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://img.xkw.com/dksih/QBM/2020/4/12/2439978255466496/2440116627152896/STEM/09ad3617bc074f00903534c9a34fde98.png?resizew=206)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
8 . 已知平面向量
、
的夹角为
,且
,则
的最大值是_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e3b9a20c31e397ae1dc8a44baf7de91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98a268b99842456d3af045077b88b9a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbcc1baef32a6746c299f28d340bdd39.png)
您最近一年使用:0次
9 . 已知
,函数
.
(1)若
,求
的单调递增区间;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93778ac16acb542c259b9c4c49b410b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c56bcb9b132f506c004e3aca22a631b0.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d437140d9efb7165512a2c798dabffd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6823118de8f12e0809efe8348b955009.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b04eb2d56139023560725902bb4be978.png)
您最近一年使用:0次
解题方法
10 . 函数
的最小正周期![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23cb763b3517a6204a9e9eb1d6163553.png)
_____ ,最大值为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a9d8acb14633a28cdef59783b1856e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23cb763b3517a6204a9e9eb1d6163553.png)
您最近一年使用:0次