Category: 17级数学
200528-等差数列前n项和-22170603
77 Views8 Comments0 Likes
200528-等差数列的前n项和1-19160153
97 Views8 Comments0 Likes
200611—函数奇偶性说课—22170618
102 Views8 Comments0 Likes
https://v.youku.com/v_show/id_XNDcwODc4MzU4OA==.html 互评量表
77 Views8 Comments0 Likes
97 Views8 Comments0 Likes
102 Views8 Comments0 Likes
https://v.youku.com/v_show/id_XNDcwODc4MzU4OA==.html 互评量表