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Sohail Asked a Question
August 29, 2020 6:31 pmpts 30 pts
cos =x +y dx .aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
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  • Deepak singh thankyou
    see attached solution
    • cropped-1308035007.jpg
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    Sohail
    I didn't understand how you did sec and tan stuff.
  • Priyadarshan Choursiya thankyou
    put X+y=t and try. it may be possible that answer was incorrect so for cross check you find derivative and try to get DE.
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  • Deepak singh
    any doubt then ask
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