200528-等差数列前n项和-22170620

Added by 22170620 5 年 ago

56 Views8 Comments0 Likes

https://v.youku.com/v_show/id_XNDY5MDAyODAzNg==.html

200612-函数的奇偶性说课-19160153

Added by 19160153 5 年 ago

56 Views6 Comments0 Likes

互评量表

200611-等差数列的前n项和-22170631

Added by 22170631 5 年 ago

35 Views7 Comments0 Likes

互评量表

200514-函数的奇偶性1-22170613

Added by 22170613 5 年 ago

40 Views7 Comments0 Likes

200521-函数的奇偶性2-22170638

Added by 22170638 5 年 ago

58 Views7 Comments0 Likes

互评量表