Question

[Đinh Hồng Nghĩa]

SS:444⁵⁵⁵ và 555⁴⁴⁴

Answer 1

[Nguyễn Trung Hiếu]

 444^555 = (444^5)^111 = (111^5.4^5)^111. 
555^444 = (555^4)^111 = (111^4.5^4)^111. 
Do 111^5 > 111^4 va 4^5 > 5^4 nen 111^5.4^5 > 111^4.5^4