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a KISS puzzle (Posted on 2017-02-27) Difficulty: 2 of 5

logpie + logepi >2

Looks complicated?
It is not!

  Submitted by Ady TZIDON    
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Solution: (Hide)
a KISS solution:
(x-1)^2 is positive unless x=1
x^2-2x+1>0 , divide by x, assuming it's not zero:
x+1/x > 2

Since one term in the problem is reciprocal of the other and none of them is 1 or zero - the statement is true.

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionsolutionCharlie2017-02-27 10:10:00
SolutionJayDeeKay2017-02-27 09:52:04
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