解题方法
1 . 在正方体
中,E,F分别为棱BC,
的中点,若平面
与平面
的交线为l,则l与直线
所成角的大小为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56f7ba05c54b3de1f4378f7c8eb58328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1477ae90a240deba97f8dadf4d7c41aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b03428a8f91a5674cb8f54766c165f7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56e3ece4dce20324f55badd3d9225e19.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2 . 已知抛物线C:
的焦点为F,斜率为
的直线过点F,且与C在第一象限的交点为A,若
,则p=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9ed9b2d4c4fe575e806daf5000efb83.png)
A.2 | B.4 | C.8 | D.12 |
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3 . 已知正项等比数列
中,
,且
,
,
成等差数列,则
=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1f3bd9a5b58de6deb94a4108813373b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daf464629fa321a6ff7401ab79f07083.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5da4cd81500bdb43118150dbdb1541e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
A.2 | B.3 | C.4 | D.6 |
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4 . 已知双曲线
的离心率为
,则该双曲线的渐近线方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80cffd36bf06a1feea0e703d1c33eb7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d59ab85c075a09d55d69e159e4abb268.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
5 . 在研究集合时,用
来表示有限集合A中元素的个数.集合
,
,若
,则实数m的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32f5735aea7766caa4c9c8757081f9b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6104538fb9b39de1913f538eaed7e077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9b9eb10ee440833b653f7787d02f3a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d9915e7dd6da48e8a5a2229f5ce35e5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 样本数据11,12,13,16,20,22,25,27,36的60%分位数为( )
A.20 | B.21 | C.22 | D.23.5 |
您最近一年使用:0次
名校
解题方法
7 . 设
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77725a33301a1208b277c2e43a7c4dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4da453dfebab8d3a3e1490713ae03b89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdbb3d46de42ba5226f297e96558d866.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-05-15更新
|
625次组卷
|
3卷引用:2024届山东省威海市高考二模数学试题
8 . 已知向量a,b满足
,
,且对
,
,则
=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70e310702748855c3edccd151aae0143.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34fa8ea29001bb1f0c1e5157aff2fca5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1caa9bb8f13d51652386a4397b1cbcf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b550b602fa6d06ba16d1982dcf7e9628.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c39d1d88189726ae99c309644fca3494.png)
A.-2 | B.-1 | C.1 | D.2 |
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2024-05-15更新
|
489次组卷
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2卷引用:2024届山东省威海市高考二模数学试题
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9 . 下列函数中,最小正周期为
,在
上单调递增的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bdff6c5115989681766adc33aaed62b.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-04-19更新
|
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2卷引用:山东省威海市第一中学2023-2024学年高一下学期4月月考数学试题
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10 . 在
的展开式中含
项的系数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98d53e26e3ed06e21d783e0c21b184cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0a89e3c30f6e4d4c5db4378b05d987.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-04-10更新
|
1191次组卷
|
2卷引用:山东省威海市第一中学2024届高三下学期第一次月考数学试题