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Chakravarthi G S posted an Question
May 29, 2020 • 13:26 pm 30 points
  • IIT JAM
  • Mathematics (MA)

Sinx or sin^2x

3 Answer(s) Answer Now
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  • Priyadarshan Choursiya best-answer

    this is standard form. you have to divide numerator and denominator by sin^2x. so you got denominator derivative in numerator, and you put denominator as t so numerator is dt. and you integrate easily

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    sir numerator ok but denominator doesn't come exactly

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    see you have (1+2cosx)^2 in denominator. so when you divide by sin^x you got cosecx+2cotx. whose derivative present in numerator.

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    if you don't able to see this. then first write all things again step by step. you will see that this method works

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    but we should divide by sin^2x(above and below) if it is possible send a document I understood numerator but not denominator

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