AoPS Wiki:Problem of the Day/June 21, 2011

< AoPS Wiki:Problem of the Day
Revision as of 19:12, 20 June 2011 by Btilm305 (talk | contribs) (new problem)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

If $x^2+y^2=2$, what is the maximum value of $2x+3y$?