1 . 两平行线
之间距离为___
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b02be26ffa1d8b5ed06fcf7ed60c6b.png)
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2 . 已知直线
被圆
截得的弦长为8,则
的值为_____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd05e7f6f020817fea7787f1d96c5f50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a143573e9fe53e6a861154bf5b4c27c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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3 . 用分数指数幂的形式表示式子![](https://staticzujuan.xkw.com/quesimg/Upload/formula/131d057932bdb27de5683bcfb9452ad8.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/131d057932bdb27de5683bcfb9452ad8.png)
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名校
4 . 已知向量
与
的夹角为
,且
,
,那么
=___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c0927afc571a7c966c98192040979e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8ae0d7b3266f32b6a916b6237b6b838.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/407538138dd68ab917925c2063cc98e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c39d1d88189726ae99c309644fca3494.png)
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2022-04-15更新
|
447次组卷
|
3卷引用:广西凭祥市高级中学2021-2022学年高一下学期第一次素质检测试数学试题
5 .
是虚数单位,则
的值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dccfbbc0643c2645e609da7a2a08a7c.png)
您最近一年使用:0次
2022-04-14更新
|
985次组卷
|
8卷引用:广西凭祥市高级中学2021-2022学年高一下学期第一次素质检测试数学试题
名校
6 . 比较大小:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a672590b05847a76b3eb3ddc5282468.png)
__________
填
”或“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a672590b05847a76b3eb3ddc5282468.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7ff4704292ea1a10303cf0f3bb3be1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa3c20560758b6142e25934339fe2e4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5fcd64b8843bf21598e558868f56b5e.png)
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2021-11-29更新
|
669次组卷
|
4卷引用:广西崇左市高级中学2021-2022学年高一上学期期中考试数学试题
广西崇左市高级中学2021-2022学年高一上学期期中考试数学试题(已下线)突破2.1 等式的性质与不等式的性质(重难点突破)河南省济源市高级中学2023-2024学年高一上学期9月月考数学试题河南省濮阳市清丰县城镇育才学校2023-2024学年高一上学期12月月考数学试题
名校
解题方法
7 . 已知数列
的前
项和为
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e793c7fed145683cd021d1110be5ee.png)
__________ .
![](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/e6f18f2c2ec67b5e59e4b3d28795d125.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d6f36ef5c8d4a8289da44d6c03bc9c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e793c7fed145683cd021d1110be5ee.png)
您最近一年使用:0次
2021-11-13更新
|
867次组卷
|
2卷引用:广西崇左市高级中学2021-2022学年高二上学期阶段检测(一)数学试题
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8 . “
”是“
”的___________ 条件.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da6d82d173ad18cc040e94c925b5ab9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6749db809dd84c2cfe5c47bea121e356.png)
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名校
9 . 以下命题中为真命题的是__________________ (填序号)
①若直线
平行于平面
内的无数条直线,则直线
∥
;
②若直线
在平面
外,则
∥
;
③若直线a∥b,
,则
∥
;
④若直线a∥b,
,则
平行于平面
内的无数条直线.
①若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
②若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
③若直线a∥b,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e076b91a9178217532e11c496400e8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
④若直线a∥b,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e076b91a9178217532e11c496400e8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
2021-09-14更新
|
638次组卷
|
3卷引用:广西凭祥市高级中学2021-2022学年高一下学期第一次素质检测试数学试题
名校
10 . 计算![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05ab260d8c9b91a4232197a9998193d0.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05ab260d8c9b91a4232197a9998193d0.png)
您最近一年使用:0次