1 . 在数列
中,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad92273bfb3bdd88031be3804b0b9037.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0382b4a2ab0657d2d6830bb6be2b17b6.png)
A.![]() | B.1 | C.7 | D.8 |
您最近一年使用:0次
2021-07-31更新
|
297次组卷
|
2卷引用:陕西省渭南市韩城市新蕾中学2021-2022学年高二上学期第一次月考数学试题
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2 . 已知数列
满足
,
.
(I)求
,
,
的值;
(Ⅱ)归纳猜想数列
的通项公式,并用数学归纳法证明.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b5b95d2bc97a4c65a25e908bf97a34a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47e668c2466c9010016860da233e0d1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31f4989705bbadc355971dbbba3aa4c0.png)
(I)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5f8ff8d09f008f30369c7ea389a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22a37655f9850c19e5908bb87444ac70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e3aa9d0386c17a5a746268748fe8288.png)
(Ⅱ)归纳猜想数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b5b95d2bc97a4c65a25e908bf97a34a.png)
您最近一年使用:0次
2017-05-31更新
|
676次组卷
|
3卷引用:陕西省韩城市2018-2019学年高二下学期期末教学检测数学理科试题