| 标题 | 发布时间 | 回答数 | 提问者 |
|---|---|---|---|
| 如果没首项1/4这句话，a2也可以是1 [数列] | 2022-11-08 | 3 | mig***428 |
| 老师新数列和原来的旧数列都是首相比第二 [数列] | 2022-11-07 | 1 | cgc*** |
| 老师 [数列] | 2022-11-07 | 4 | cgc*** |
| 老师，问题如图，麻烦讲慢点，最好手写哦 [数列] | 2022-11-07 | 1 | jea*** |
| 不太理解3n-1 [数列] | 2022-11-07 | 1 | jia*** |
| 有一个界算不算有界数列，比如12345 [数列] | 2022-11-07 | 5 | JD1***308 |
| 老师 [数列] | 2022-11-07 | 1 | cgc*** |
| 等差数列 [数列] | 2022-11-07 | 1 | yan***842 |
| 为啥an不是表达式分母不除2吗那为啥是 [数列] | 2022-11-07 | 1 | JD1***905 |
| 若a1+a2+a3+a7+a9加到a2 [数列] | 2022-11-07 | 3 | JD1***905 |
| 老师，麻烦问下1×2×3×…×n的公式 [数列] | 2022-11-06 | 3 | JD1***464 |
| 老师能不能详细的讲一下这个题呢 [数列] | 2022-11-06 | 3 | JD1***754 |
| 讲 [数列] | 2022-11-06 | 1 | WOI***985 |
| 同类型的第二道题答案解析当中的倒数第二 [数列] | 2022-11-06 | 1 | hep*** |
| 老师，我想问一下这个d是Cn中的公差， [数列] | 2022-11-06 | 1 | dib*** |
| 老师 [数列] | 2022-11-06 | 5 | WOI***985 |
| 解析不理解 [数列] | 2022-11-06 | 1 | why*** |
| 老师 [数列] | 2022-11-06 | 1 | cgc*** |
| 老师 [数列] | 2022-11-06 | 1 | cgc*** |
| 老师推一下2n-1的 [数列] | 2022-11-06 | 3 | hbf*** |
