21-22高二·江苏·课后作业
名校
1 . 对于不等式
,某同学用数学归纳法证明的过程如下:
①当
时,
,不等式成立;
②假设当![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ef7ca2b3e8061384501f668e59696a1.png)
时,不等式成立,即
,
则当
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/287a03d6baf51d1ca7bbbc700e8fcf9d.png)
.
故当
时,不等式成立.
则下列说法错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/788f0aeda158acbd74806049081c2d89.png)
①当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87b351f16728b0023fd63678f8103c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed04af9509459b72021abbaa87f272db.png)
②假设当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ef7ca2b3e8061384501f668e59696a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9fc82353331abee0828dee9b38c08f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96f6b1237dd038b15a2bce8d68bb7177.png)
则当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63ba21f3d0cfc86d40e2e06446623ce0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/287a03d6baf51d1ca7bbbc700e8fcf9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79c228487e3189a83888e5dd56a05b76.png)
故当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63ba21f3d0cfc86d40e2e06446623ce0.png)
则下列说法错误的是( )
A.过程全部正确 | B.![]() |
C.![]() | D.从![]() ![]() |
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2021-11-21更新
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4卷引用:4.4 数学归纳法-2021-2022学年高二数学尖子生同步培优题典(苏教版2019选择性必修第一册)
(已下线)4.4 数学归纳法-2021-2022学年高二数学尖子生同步培优题典(苏教版2019选择性必修第一册)1.5数学归纳法检测A卷(基础巩固)1.5数学归纳法测试卷江西省宜春市丰城市东煌学校2023-2024学年高二下学期4月期中考试数学试题