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CBSE Class 12-science Answered

evaluate: Integration 1/(1 – cosx)dx explain in great detail
Asked by haroonrashidgkp | 22 Sep, 2018, 04:15: PM
answered-by-expert Expert Answer
begin mathsize 16px style straight I equals integral fraction numerator 1 over denominator 1 minus cosx end fraction dx
straight I equals integral fraction numerator 1 plus cosx over denominator left parenthesis 1 minus cosx right parenthesis left parenthesis 1 plus cosx right parenthesis end fraction dx
straight I equals integral fraction numerator 1 plus cosx over denominator 1 minus cos squared straight x end fraction dx
straight I equals integral open parentheses fraction numerator 1 over denominator sin squared straight x end fraction plus fraction numerator cosx over denominator sin squared straight x end fraction close parentheses dx
straight I equals integral open parentheses cosec squared straight x plus cotxcosecx close parentheses dx
straight I equals negative cotx minus cosecx plus straight c end style
Answered by Sneha shidid | 24 Sep, 2018, 01:41: PM
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