Hey, thanks for viewing my new thread where I get stuck on olympiad questions. This particular method isn’t mine but I understand it up to this point.
the question:
The steps so I understand:
Next step is applying AM-GM/Cauchy-Schwarz inequality (cyclic, so grouping x^2y +1/y 3 times) but I only have a surface understanding of what am-gm is and can’t see how it groups and is applied. What am I missing?
Here is a link to an AoPS thread about it:
and here are the solutions:
(q1)
Im interested in the alternative method
Cheers for reading ?
the question:
The steps so I understand:
Next step is applying AM-GM/Cauchy-Schwarz inequality (cyclic, so grouping x^2y +1/y 3 times) but I only have a surface understanding of what am-gm is and can’t see how it groups and is applied. What am I missing?
Here is a link to an AoPS thread about it:
Math Message Boards FAQ & Community Help | AoPS
artofproblemsolving.com
and here are the solutions:
(q1)
Im interested in the alternative method
Cheers for reading ?
Last edited: