[6] vs ü ȭ [12] a/(b+c) + b/(a+c) + c/(a+b) = 4 ظ a,b, c ? [14] ai 20240619 [15] Ʈ [15] 20 , 5 ְ [17] [ܵ] , ԸѴٴϡ踸谡 ȹ [21] 10 ڽ 3ܾ ִٸ? [21] ռ Ŀ긮, "ġ, , 嵶 [23] [ ] 2024 06 19 캰 [24] [ ] 2024 06 19 ڸ