| 标题 | 发布时间 | 回答数 | 提问者 |
|---|---|---|---|
| 老师如果这样递乘求的话，最后是图上的式子 [数列] | 2023-01-15 | 3 | asw***017 |
| 老师看看我的问题 [数列] | 2023-01-15 | 1 | zha***224 |
| 不太理解，能详细讲讲么 [数列] | 2023-01-15 | 1 | get*** |
| 老师s2,s4－s2,s6－s4公差为 [数列] | 2023-01-13 | 1 | zha***224 |
| 谢谢 [数列] | 2023-01-13 | 1 | zha***224 |
| 老师急 [数列] | 2023-01-13 | 1 | zha***224 |
| 老师这一步如何算 [数列] | 2023-01-13 | 1 | eff*** |
| 退玛作差法可以再仔细的讲解一下吗 [数列] | 2023-01-11 | 1 | JD1***553 |
| 见下图 [数列] | 2023-01-11 | 3 | a13***243 |
| 见下图 [数列] | 2023-01-11 | 3 | a13***243 |
| 数列 [数列] | 2023-01-11 | 6 | a13***243 |
| 老师为什么上面是n-1下面是2n-1 [数列] | 2023-01-10 | 1 | JD1***481 |
| 数学 [数列] | 2023-01-09 | 1 | JD1***035 |
| 数学 [数列] | 2023-01-09 | 1 | JD1***035 |
| 见下图 [数列] | 2023-01-07 | 3 | a13***243 |
| 老师，为什么会想到取倒数 [数列] | 2023-01-07 | 3 | bcu*** |
| 为什么是n+1项没懂 [数列] | 2023-01-07 | 1 | sen***425 |
| 如图 [数列] | 2023-01-05 | 3 | JD1***803 |
| 如图 [数列] | 2023-01-04 | 1 | JD1***803 |
| 数学 [数列] | 2023-01-04 | 5 | JD1***984 |
