解题方法
1 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1d4d1630360feba06138ffdd92b3efd.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecae966ab803d56b068ab2b97b913c57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1d4d1630360feba06138ffdd92b3efd.png)
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2 . 设
是
的导函数,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1c2a4ee0c1c227233403984545807fd.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c80766f2ede363288e0908cdd2a945a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1c2a4ee0c1c227233403984545807fd.png)
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解题方法
3 . 已知向量
,
满足
,向量
在
上的投影向量为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba3c6bd21d9c27a68b970f446f04d6df.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2396cac4b185cf1f1a67dad9248481c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81cdfd82868aefda05f52913dfd762a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba3c6bd21d9c27a68b970f446f04d6df.png)
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解题方法
4 . 等差数列
中,
,
,则
的前
和
为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039e4fe671d61e59b96ee525c9df43e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2c97f55d9ffac66e05017b38c05b9c.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/08eb71ecf8d733b6932f4680874dbbf3.png)
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5 . 设函数
的导数为
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1756433c66dfecdc923053909302a56d.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b04824a308519a61318a82aa97a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06ce0eb8b792b25b542186d130fb61e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1756433c66dfecdc923053909302a56d.png)
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解题方法
6 . 已知向量
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52b44b958485440d03acd872e405e86e.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39721411c72d2e732a8a9476aaa61c02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52b44b958485440d03acd872e405e86e.png)
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7 . 抽样统计得到某班8名女生的身高分别为
,则这8名女生身高的第75百分位数是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bca5deaeda5299dfaf32a671591c3f8d.png)
您最近一年使用:0次
2024-06-03更新
|
792次组卷
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4卷引用:江西省部分学校2024届高三下学期5月月考数学试题
江西省部分学校2024届高三下学期5月月考数学试题云南省曲靖市2023-2024学年高三第二次教学质量监测数学试题河南省信阳高级中学2023-2024学年高一下学期五月月考数学试卷(已下线)专题14.1统计(2))-重难点突破及混淆易错规避(苏教版2019必修第二册)
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8 . 样本数据5,11,6,8,14,8,10,5的
分位数为______________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d0797a4e8f5cb2a7746ce2e4ea4e81f.png)
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2024-05-08更新
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2卷引用:江西省部分高中学校2024届高三下学期3月联考数学试卷
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9 .
中,角
的平分线交边
于点
,则角平分线
的长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e9aa4692ed8d4cba92eb62340e91ed6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
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2024-05-06更新
|
565次组卷
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3卷引用:江西省南昌市第十九中学2023-2024学年高一下学期5月期中考试数学试题
10 . 已知向量
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d6fce004c47849c29ebd8d5d7c16e98.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/552c490975ee543c9a1f3795f5876469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e689da273bdd074f66480e6898a88a36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d6fce004c47849c29ebd8d5d7c16e98.png)
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2024-05-04更新
|
450次组卷
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2卷引用:江西省宜春市丰城市第九中学2023-2024学年高二下学期4月期中考试数学试题