1 . 已知
,
,记![](https://staticzujuan.xkw.com/quesimg/Upload/formula/266ad08c70080e52495117cb8307fd3d.png)
(1)求函数
的值域;
(2)求函数
,
的单调减区间;
(3)若
,
恰有2个零点
,求实数
的取值范围和
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35005965ce7f4b9703cba4062b6f3053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3328a5bbf1db60229da59fbee7675e7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/266ad08c70080e52495117cb8307fd3d.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9b0339e96e32d6fa1a092824850ef8d.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43281072ba152ac733bbd50550ffe1a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86251951bb66bd5b40c2fac797f5c074.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/450398974b1561ca801e102e16df6789.png)
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2 . 已知扇形的半径长为5cm,圆心角是2rad,则扇形的弧长是______ cm.
您最近一年使用:0次
3 . 己知等差数列
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8a4222d88c26774f9307e18138eaa32.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5ebaff03c5c3eb3a3127f06c784bf58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8a4222d88c26774f9307e18138eaa32.png)
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4 . 已知点
,
,若
,则点
的坐标是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c179fe7eff7abfdd092b63c9c1b82d0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e1fa617863e37a37908aba227fce3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc09520fb9d0ddef3b11171fd14695c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
您最近一年使用:0次
名校
5 . 已知
的三边长
,则
的面积为__________
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4960f7870654160ca81e5751a41fa25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88ce13774b09ff2edddaf21a072cf60a.png)
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2024-05-11更新
|
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4卷引用:上海市闵行中学2023-2024学年高一下学期期末考试数学试卷
6 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
__________ .(用反余弦表示).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e34153e5d9096688b1ad3abd33322147.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
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7 . 函数
的相邻两条对称轴之间的距离为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c84ed64c92bf82ddc2aede49bb7b8f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
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解题方法
8 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bce907cae8822a44482eb251ca195404.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb90f0294dfff41f05b0fc64d7a06e4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bce907cae8822a44482eb251ca195404.png)
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2024-04-18更新
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3卷引用:上海市闵行区六校联考2023-2024学年高一下学期4月期中质量调研数学试题
上海市闵行区六校联考2023-2024学年高一下学期4月期中质量调研数学试题辽宁省沈阳市第二中学2023-2024学年高一下学期期中考试数学试卷(已下线)4.1 同角三角函数的基本关系-同步精品课堂(北师大版2019必修第二册)
名校
9 .
是第_____________ 象限角,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a4038282af7654031e679c041ad6a9c.png)
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10 . 在空间直角坐标系中,点
关于
平面对称的点的坐标是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/664dcd44b22ab2dbf7d22f67e6c1e4d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7d96461d2b3421aed548b754637ca8a.png)
您最近一年使用:0次
2024-02-12更新
|
412次组卷
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