1 . 已知
、
是函数
的图象上的任意两点,点
在直线
上,且
.
(1)求
的值及
的值;
(2)已知
,当
时,
,设
,
数列
的前
项和,若存在 正整数
,
,使得不等式
成立,求
和
的值;
(3)在(2)的条件下,设
,求所有可能的乘积
的和.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ebcde3bc579cc3e31c9fe7c1ae3e032.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2e43f2bfcbef70a5a6e19ef792fa60f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c72bc49a2eafb73fb3297e1304923c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b650820d7bed48ed67a2869ad8c65ff1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a21434554a6b14633fd06e3186e7c0e.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/450398974b1561ca801e102e16df6789.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d6e75677951ef1388f76aee5a779149.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d33d9dd40d026e06bc3970d29db9bdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d7875482ed1d2b2f82bd2d8f1df8bd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5310457751b485a5312fb78fca8a6dcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07404ab51f404f9411f79bd4f1fde654.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e81078b69a93798f4451f6ef3f764a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)在(2)的条件下,设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e5849ca5126de3399c78e9ef3ba753.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00bb9839c329dc48b68017050994478e.png)
您最近一年使用:0次
名校
2 . 在平面凸四边形ABCD中,
,点M,N分别是边AD,BC的中点,且
,若,
,则
的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e7fa3aea72ccc36948a4a90f7368f71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbd0a8d5feb9e48a1b30f97b95616edb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50756ebd242e6ac9dfce01c1ee03da1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec1a41ca3516ff5e771153fae24360d6.png)
您最近一年使用:0次
2019-07-11更新
|
3260次组卷
|
4卷引用:上海市南洋模范中学2020-2021学年高二上学期9月月考数学试题