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Jun 3, 2016 at 16:11 comment added Soham Your induction method is much more mathematical than the other answers....but is there any way to solve this using $AM-GM$ inequality?
Apr 4, 2016 at 22:08 history edited Prahar CC BY-SA 3.0
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Apr 4, 2016 at 21:41 comment added Omar Elawady $\frac {R_1}{R_2} > 0$ not 1
Sep 27, 2014 at 14:59 vote accept CommunityBot
Sep 27, 2014 at 15:04
Sep 27, 2014 at 14:59 vote accept CommunityBot
Sep 27, 2014 at 14:59
Sep 27, 2014 at 14:58 vote accept CommunityBot
Sep 27, 2014 at 14:59
Sep 27, 2014 at 14:49 history answered Prahar CC BY-SA 3.0