名校
1 .
的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca8d4cbb0d15ab5ee4cd014b515b08c9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
2 . 设
,则“
为偶函数”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4f9e1bdfcfbd0787800813ebcd0726d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cadda8fbfbd01fc4cd50863d91c29d2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22b1fbd56bd26d659c14b0dd4c2289df.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充分必要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
2020-10-25更新
|
1206次组卷
|
5卷引用:安徽省六安市霍邱县第二中学2019-2020学年高二(美术班)下学期开学考试数学试题
名校
解题方法
3 . 在
中,角
,
,
所对的对边分别为
,
,
,若
,则
( ).
![](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/48ea8bb32f9f610a4eab223af13c4fea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f9fabbbe61a759e52ec975215e2e7c.png)
A.![]() | B.![]() | C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
2020-10-22更新
|
918次组卷
|
3卷引用:安徽省淮南市第一中学2020-2021学年高二上学期开学考试数学试题
4 . 已知圆锥的底面积和侧面积之比为1:2,则圆锥的轴与母线所成的角为( )
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
5 . 将函数
的图象向右平移
个单位后得到函数
的图象,若对满足
的
,
,均有
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ca96e340b1b7692256029b79a84956d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/242e20d6e0860c6b4db31a4101913587.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec81fd3853b7e589a7cbc864d317b76a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e39862ebfe0110250103ee1a77c1bdca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
6 .
是正实数,函数
在
上是增函数,那么( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd948585474237aa7f9b7361bee6d81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f51f8dea12d1325fd657eb9875823b20.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
7 . 已知函数
,
,要得到函数
的图象,只需将函数
的图象上的所有点( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7e949695da125bf4e0de0d96049d30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/588bbf780d49cf4d29802c2e4126f112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
A.横坐标缩短为原来的![]() ![]() |
B.横坐标缩短为原来的![]() ![]() |
C.横坐标伸长为原来的2倍,再向左平移![]() |
D.横坐标伸长为原来的2倍,再向右平移![]() |
您最近一年使用:0次
2020-10-17更新
|
883次组卷
|
3卷引用:【全国百强校】安徽省淮北市第一中学2018-2019学年高二下学期开学考试数学(文)试题
8 . 在
中,角
、
、
的对边分别为
、
、
,若
,
,则
( )
![](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/0455a083abf9d84a558b84c510007325.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c9739970fc82217b2663e98320f66ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32b9afe6e2307c6a8b0097a6c45b227c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
9 . 已知函数
是定义在R上的偶函数,对任意
,都有
成立,那么函数
可能是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d94b40457f979175108d1f6413c5b4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2020-10-12更新
|
404次组卷
|
2卷引用:安徽省滁州市定远县育才学校2020-2021学年高二上学期开学考试数学试题
10 . 在△ABC 中,已知A=30°,C=45°,a=2,则△ABC 的面积等于( )
A.![]() | B.![]() | C.![]() | D.![]() |
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2020-10-12更新
|
256次组卷
|
2卷引用:安徽省滁州市定远县育才学校2020-2021学年高二上学期开学考试数学试题