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\tExpand log(1-2xcostheta+xsquare) in a series of cosines of multiples of theta where (-1

Manish Kumar , 3 Years ago
Grade 12th pass
anser 1 Answers
samyak katiyar

Last Activity: 3 Years ago

bro this is wrong question 
 
 
or you have written this wrong 
 
 
thanks 
sam..
 
 
 
 
 
 
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