真题
解题方法
1 . 已知向量
,令
.是否存在实数
,使
(其中
是
的导函数)?若存在,则求出x的值;若不存在,则证明之.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ebea1eceb066c033241f664e8417810.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc1525aee9019a25cf71dc6054ec1ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27794407a3d82a6746f7e0871051f486.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d112a6c8236ee32e5725221b840b50ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b04824a308519a61318a82aa97a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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20-21高一·江苏·课后作业
解题方法
2 . 求证:
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/370cd955f4d1f8d1a829425eaa64e6c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f34a4cf3e88ba292fec8aaf926979801.png)
您最近一年使用:0次
2021-10-30更新
|
188次组卷
|
3卷引用:江西省宜春市丰城市东煌学校2023-2024学年高一下学期3月月考数学试题
名校
解题方法
3 . (1)已知
为第三象限角,化简
;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7236e0309e0e96f5643772e56a98b0f.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/782aa961bf48274ae1d940a4ef87eed2.png)
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名校
4 . 已知角
的终边上一点
,
.
(1)请用定义证明:
;
(2)已知函数
在区间
的最大值
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee82283f06cedef32eb15b87964f5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b0527f3801a1f5fae326d9411555b7d.png)
(1)请用定义证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa1ec2d7289bc848c59d03ef876073d6.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21c48512814068f0781df94dabd78a7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ea7e406afac9609ca4015d25066af1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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