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Trigo inequality (Posted on 2014-12-11) Difficulty: 3 of 5
Let c be the Champernowne's constant, or c=0.123456789101112131415161718192021....

Show, without calculator aid, that
sin(c) + cos(c) + tan(c) > 10c

No Solution Yet Submitted by Danish Ahmed Khan    
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Comments: ( You must be logged in to post comments.)
  Subject Author Date
Some Thoughtsre: including cubics - spoilerAdy TZIDON2014-12-14 15:11:56
including cubics - spoilerHarry2014-12-14 11:31:49
Some Thoughtsre(5): solution. Useful (it's to be hoped) tableCharlie2014-12-14 08:13:24
re(4): solution. An ideaJer2014-12-13 20:25:35
re(3): solutionCharlie2014-12-13 13:17:10
Some Thoughtsre(2): solutionAdy TZIDON2014-12-13 10:54:49
Some Thoughtsre: solutionCharlie2014-12-13 08:07:18
Some Thoughtsre: solution att: charlie and brollAdy TZIDON2014-12-13 03:50:28
Some Thoughtsre: solutionbroll2014-12-12 08:49:30
Questionre: solutionCharlie2014-12-12 07:45:30
SolutionsolutionAdy TZIDON2014-12-11 22:27:17
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