521 Math #74 Non-symmetric inequality (without Calculus, without AM-GM)
Автор: Chan Lye Lee
Загружено: 2020-10-13
Просмотров: 1200
Описание:
Given that x and y are real positive numbers such that x+y=1, find the minimum value of 5xy+1/xy.
(A) 2sqrt(5)
(B) 5
(C) 5.25
(D) 5.5
Please have a good try.
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