phương trình chứa ẩn ở mẫu by Nguyen Thi Ha https://padlet.com/nguyenthihac2vktt/ir06cju91swed1w2 Được tạo với một chút tinh nghịch en-us 2021-08-13 08:51:12 UTC 2021-08-13 09:02:41 UTC hello@padlet.com Điểm danh nguyenthihac2vktt https://padlet.com/nguyenthihac2vktt/ir06cju91swed1w2/wish/1677972849 2021-08-13 08:58:00 UTC https://padlet.com/nguyenthihac2vktt/ir06cju91swed1w2/wish/1677972849 khởi động nguyenthihac2vktt https://padlet.com/nguyenthihac2vktt/ir06cju91swed1w2/wish/1677973097 2021-08-13 08:58:22 UTC https://padlet.com/nguyenthihac2vktt/ir06cju91swed1w2/wish/1677973097 hoạt động 1 nguyenthihac2vktt https://padlet.com/nguyenthihac2vktt/ir06cju91swed1w2/wish/1677973297 2021-08-13 08:58:40 UTC https://padlet.com/nguyenthihac2vktt/ir06cju91swed1w2/wish/1677973297