All about flooble | fun stuff | Get a free chatterbox | Free JavaScript | Avatars
 perplexus dot info

 Three numbers (Posted on 2003-11-17)
If x, y and z are real numbers such that: x + y + z = 5 and xy + yz + zx = 3, what is the largest value that x can have ?

 No Solution Yet Submitted by Ravi Raja Rating: 3.7500 (4 votes)

 Subject Author Date Another Solution Brian Smith 2016-02-21 15:49:21 Cauchy-Schwarz Inequality CeeAnne 2004-11-13 12:30:31 Solution by Cauchy-Schwarz Nick Hobson 2004-11-12 15:56:09 Solution by Lagrange Multipliers Richard 2003-11-18 23:22:18 re: shaving the sphere SilverKnight 2003-11-18 21:32:14 re(4): another solution Charlie 2003-11-18 21:28:07 shaving the sphere Eric 2003-11-18 21:24:48 re(3): another solution SilverKnight 2003-11-18 21:02:31 re(2): another solution Charlie 2003-11-18 21:00:40 re: another solution Tristan 2003-11-18 18:15:22 re: another solution Gamer 2003-11-18 18:13:10 another solution retiarius 2003-11-18 07:39:35 re(2): solution - corrected, I think Richard 2003-11-18 00:40:16 re: solution - corrected, I think SilverKnight 2003-11-17 17:17:00 Also this way to think about it. Gamer 2003-11-17 16:57:38 re: solution Gamer 2003-11-17 16:54:52 re: solution SilverKnight 2003-11-17 15:59:29 solution Charlie 2003-11-17 15:31:51 re: a starting shot... SilverKnight 2003-11-17 15:11:35 re: a starting shot... Charlie 2003-11-17 14:15:32 a starting shot... DuCk 2003-11-17 13:48:03

 Search: Search body:
Forums (0)