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Trignometry
Abir Mukherjee
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Joined: 28 Feb 2012
Post: 46
25 Mar 2012 12:23:21 IST
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General solutions
Engineering Entrance , JEE Main , JEE Main & Advanced , Mathematics , Trigonometry

If 1+|sin x| + sin^2 x + |sin^3 x|+ ...... upto infinity = 4 + (2 root 3) , 0


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Sagar Saxena's Avatar

Sagar Saxena
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Joined: 8 Oct 2008
Posts: 8064
6 Jul 2012 20:17:26 IST
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Its an gp 

with a=1 and r=|sinx|

sum=1/(1-|sinx|)

from here find mod(sinx)

and u will get the general solution.
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