bridge hands and math and computer science and programming and puzzles and etc and etc.
I think it is from the French Olympiad, not sure.
x,y are positive reals. Show that
xy+yx≥1
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A follow up question, show that xy+yx>1+xy for x,y∈(0,1)
Hey just saw this! You got the math working in the comments :)
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ReplyDeleteA follow up question, show that xy+yx>1+xy for x,y∈(0,1)
ReplyDeleteHey just saw this! You got the math working in the comments :)
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