解题方法
1 . 如图,已知
的半径为2,弦AB的长度为3,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df672afc662c02d3c381cbab21b34611.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df672afc662c02d3c381cbab21b34611.png)
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2 . 已知矩形
中
,以
所在直线为旋转轴,将矩形
旋转一周形成的面所围成的几何体的体积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a060ce7983650d64534b78294b91c27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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2024-06-08更新
|
938次组卷
|
5卷引用:湖北省武汉市华中师范大学第一附属中学2024届高三五月适应性考试数学试卷
3 . 已知直线
:
,点
,
,点
在直线
上的射影为
,则线段
长度的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a102f882052aa9b9c921a1af96de10a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee9c730266ecf448c14608e24d37b986.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4f68f688a0af020ed2aa105a1bcdb52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcdae78f4d3b8d8213ac3ac9a9567eb5.png)
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名校
解题方法
4 . 各数位数字之和等于6(数字可以重复)的四位数个数为__________ (请用数字作答).
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2024-06-04更新
|
252次组卷
|
2卷引用:湖北省云学名校联盟2023-2024学年高二下学期5月联考数学试题A卷
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解题方法
5 . 如图所示:在一个无限延展的平面上,铺满了边长为1的正方形网格.已知某质点从
出发,只能沿着网格线走,每次走一格,且每次向右走的概率为
,向上走的概率为
,向左走的概率为
,向下走的概率为
,且每一步之间相互独立.设按最短路径从
到达
的概率记为
,则当
取得最大值的时候
的取值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21198c85acf9672fafcfaa094de88342.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40b29d292eaa8743e4f534d4c85e999c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.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/19a0be4eebc5d70c51f72f28dbfc11e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19a0be4eebc5d70c51f72f28dbfc11e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
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6 . 若定义域都为R的函数
及其导函数
,满足对任意实数x都有
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0821e81568955037340cae0dccfe6b5c.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7238b1c8968a4b06d69f97987ee4a538.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0821e81568955037340cae0dccfe6b5c.png)
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2024-06-03更新
|
275次组卷
|
2卷引用:湖北省云学名校联盟2023-2024学年高二下学期5月联考数学试题A卷
名校
解题方法
7 . 已知等差数列
的前
项和为
是等比数列,若
,且
,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/791f5f5a4ae7cd3fbb1281572f1d1c6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d26261bd78a8630d1241285d6a2503f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84e3517373c28d3ad77266a1e8f9c325.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e29e9d1e4d069c1da84cb439dd9c6989.png)
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8 . 棣莫弗定理:若
为正整数,则
,其中
为虚数单位,已知复数
, 则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b890700d682af673c0dd9f143a27ba7.png)
____ ,
的实部为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f679d4c4b3686ee3602923cda586377.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/579743813856e2a9183f5ec6eaaefbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f9c0e62c8d20f29175d3a633726898c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b890700d682af673c0dd9f143a27ba7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52c5f55103d035451be62f54c0e12d05.png)
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解题方法
9 . 已知椭圆:
,
,若对于椭圆上任意两个关于原点对称的点
,有
恒成立,则实数a的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36f54caf7dd87fbb2866908f6baaf88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/655b9e7c16c1fd5ba5812486ce13de17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a00dc6f0af494437c9f98223f3e861f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/214972fce52421b580b3c3d3e0edf568.png)
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解题方法
10 . 在
中,内角A,B,C的对边分别为a,b,c,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3954687a671d687f5e67209b29f9289.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9860d8ae67130297c3b7ccde6109ad96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3954687a671d687f5e67209b29f9289.png)
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