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Not So Simple Sines (Posted on 2009-12-24) Difficulty: 3 of 5
Analytically prove sin(54)-sin(18) = 1/2

See The Solution Submitted by Brian Smith    
Rating: 4.0000 (2 votes)

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re: Is this analytical? Comment 4 of 4 |
(In reply to Is this analytical? by Harry)

That's very analytical!  Nice solution!
  Posted by Steve Herman on 2010-01-11 18:07:08

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