perplexus.info :: Just Math : Trigo

Trigo - 24 (Posted on 2015-01-25)

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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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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