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Sum The Secants, Get 6 (Posted on 2007-09-12) Difficulty: 2 of 5
Show that:

sec(2π/9) + sec(4π/9) + sec(8π/9) = 6

See The Solution Submitted by K Sengupta    
Rating: 2.0000 (1 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionSome Secants Sum SixBrian Smith2007-09-16 17:11:57
Hints/TipsHintK Sengupta2007-09-13 03:19:26
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