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Trigo - 24 (Posted on 2015-01-25) Difficulty: 3 of 5
Express the value of

sin24(pi/24) + cos24(pi/24)

as (a + b * sqrt(c)) / d where a, b, c and d are integers

No Solution Yet Submitted by Danish Ahmed Khan    
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Solution from my simple phone..answer only Comment 1 of 1
a=3,650,401
b=0
d=8,388,608

May comment later

Later:
The above result wss for 2n/24 , not for
n/24   I.e   15 degrees instead. of  7.5.
Upon my return from vacation will publish a full corrected solition

Edited on January 26, 2015, 1:27 pm
  Posted by Ady TZIDON on 2015-01-26 06:18:43

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