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1 . 设
是不同的直线,
是不同的平面,则下列说法不正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61ba63ad02b1d5af2982fac3d91eb15c.png)
A.若![]() ![]() ![]() | B.若![]() ![]() ![]() |
C.若![]() ![]() ![]() ![]() | D.若![]() ![]() ![]() |
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7日内更新
|
365次组卷
|
2卷引用:浙江省台州市温岭市新河中学2023-2024学年高一下学期6月阶段性考试数学试题
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2 . 如图,
的斜二测直观图为等腰直角三角形
,其中![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4ae2d8122aecb3f04c7b1160d3a67ad.png)
,则
的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a1264a2e3609e1c274acb89b5ea5019.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4ae2d8122aecb3f04c7b1160d3a67ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
A.![]() | B.![]() | C.6 | D.![]() |
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2024-05-03更新
|
531次组卷
|
4卷引用:浙江省台州市温岭市新河中学2023-2024学年高一下学期6月阶段性考试数学试题
浙江省台州市温岭市新河中学2023-2024学年高一下学期6月阶段性考试数学试题河北省九校联盟2023-2024学年高一下学期期中考试数学试题(已下线)6.2 直观图-同步精品课堂(北师大版2019必修第二册)浙江省重点中学四校2023-2024学年高一下学期5月联考数学试题
3 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88461cd09a3712b77672d51bb13f96eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2e2d3f724e6ce8cf7d8dee8d50e4838.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 某同学最近6次考试的数学成绩为107,114,136,128,122,143.则( )
A.成绩的第60百分位数为122 | B.成绩的极差为36 |
C.成绩的平均数为125 | D.若增加一个成绩125,则成绩的方差变小 |
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解题方法
5 . 已知正项等比数列
满足
,且
,
,
成等差数列,则数列
的前
项和为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b13a6e1d671215fc96e4bee3541d1096.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5904792f47fb43c4a3b2a4537ba5ab3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c1ccc6c74b8754e9bcbb3f39a11b6f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
6 . 在复平面内,复数
(
为虚数单位),则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50a6cecb77fb181f7b0a1ee16441cf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-04-18更新
|
659次组卷
|
3卷引用:浙江省台州市2024届高三下学期第二次教学质量评估数学试题
解题方法
7 . 已知平面向量
,
,若
,则实数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/324ae9aabe9b5d2800807da07b3d0268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80e97ecaf990a636c4648956663ff6b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e4acbf20c0e32b74d82f0d1910dcee1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
A.-1 | B.-2 | C.1 | D.2 |
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2024-04-18更新
|
968次组卷
|
3卷引用:浙江省台州市2024届高三下学期第二次教学质量评估数学试题
浙江省台州市2024届高三下学期第二次教学质量评估数学试题(已下线)第二套 艺体生新高考全真模拟 (二模重组卷)第二章 平面向量及其应用章末重点题型复习(1)-同步精品课堂(北师大版2019必修第二册)
解题方法
8 . 已知抛物线
的焦点为
,
两点在抛物线
上,并满足
,过点
作
轴的垂线,垂足为
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37ab7408ffcefcb8e5e1ad4a9c58f1b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37eac93736b605958ab6834b255dfa8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/068627ec507c5edce26d160a6eb9f5a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
A.![]() | B.1 | C.2 | D.4 |
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9 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95d6d512f24ddfb26c05c116f0f2d2c0.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2842ed1919873d5a366bc02348f5505e.png)
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10 . 已知等差数列
的前
项和为
.若
,则其公差
为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b34d7a3c332309ea040aa394bc62ef1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b708c8dcb2d66eb2ce0b3718a9cd924a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ab379a1f548ed58333ea4260368a987.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02bc0c74292b1e8f395f90935d3174.png)
A.![]() | B.![]() | C.1 | D.2 |
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