1 . 已知
(其中
为正整数)是公比为
的等比数列,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c669fd111ba41fd4ffd194b7ccea86b8.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/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200691eb362a4cd1b209e9618ac2741e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c669fd111ba41fd4ffd194b7ccea86b8.png)
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2 . 化简下列各式:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eea059262a504e602db5582de080f93.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aab3dca2d957190916d56e4eafbfabd6.png)
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3 . 已知角
的终边经过点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46902ee9fbd30111d7831f1fc7b79641.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71ceaea1c9f99458c286d49ec95d150c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46902ee9fbd30111d7831f1fc7b79641.png)
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解题方法
4 . 已知向量
,且
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1716644f93670fa9ccb83987074374a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4edc4d166651e7ac06eb7ab3b517c76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
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解题方法
5 . 已知
,则角
的终边所在的象限为第( )象限.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56345d105348d62d9c1cdf4ff903b6b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
A.一 | B.二 | C.三 | D.四 |
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6 . 同时投掷2枚硬币,若事件
的概率
,则事件
为______ (写出一个事件即可);若事件
的概率
,则事件
为______ (写出一个事件即可).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0939ef11509776a412e36d9bbfd53f9.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/c3f636a4f21358440ac29b25294504f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
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7 . 中国国旗上所有颜色组成的集合为________ .
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8 .
的二项展开式中
的系数为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/238d6134ac72de6866787eadff7a9493.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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9 . 若一个圆柱的底面半径和母线长都是1,则这个圆柱的体积是______ .
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名校
解题方法
10 . 点
,
都在同一个对数函数上,则t=__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fc67b65297ba36c573d8bb7d7e0f2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8535d08087eac9fcf5dab7162914c3ae.png)
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