| 标题 | 解决时间 | 回答数 | 回答者 |
|---|---|---|---|
| 2019-12-11 | 2 | ||
| 2019-12-11 | 2 | ||
| 2019-12-11 | 1 | ||
| 如图 Rt三角形ABC中, 角 [圆] | 2019-12-11 | 4 | |
| 2019-12-11 | 2 | ||
| 老师,画住得有点儿不懂,可以解释一下吗 [几何图形的初步认识] | 2019-12-11 | 1 | |
| 沒聽懂 [圆] | 2019-12-11 | 5 | |
| 2019-12-11 | 1 | ||
| 2019-12-11 | 4 | ||
| 2019-12-11 | 2 | ||
| 若一元二次方程ax²+bx+c=0中, [方程(组)与不等式(组)] | 2019-12-11 | 5 | |
| 老师老师请问这里提到的“摄影定理”是怎 [解直角三角形] | 2019-12-11 | 1 | |
| 2019-12-11 | 2 | ||
| 2019-12-11 | 4 | ||
| 2019-12-11 | 3 | ||
| 2019-12-11 | 1 | ||
| 2019-12-11 | 3 | ||
| 2019-12-11 | 2 | ||
| 2019-12-11 | 2 | ||
| 老师,怎么得出b<0,k1<0 [函数及其图像] | 2019-12-11 | 4 |

