Rajat Jain posted an Question
April 27, 2020 • 01:59 am 50 points
  • IIT JAM
  • Mathematics (MA)

Which of the following are the integrating factor of the differential (x dy + y dx) ? 1 (a) (xy n>1 1 n>1 (b) x+y 1 (c) (y) (d) xy

Which of the following are the integrating factor of the differential (x dy + y dx) ? 1 (A) (xy n>1 1 n>1 (B) x+y 1 (C) (y) (D) Xy

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

    see attachment

    cropped277147346041260664.jpg
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    all the four options are correct. 🤔

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    please explain how???

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    that was wrong. because you see that when you multiple DE by them and check exactness conditions you find that your equation is not exact. for your convenience multiply each option by DE and check criteria of exactness, then you will read whatever I post. after that you will satisfy by everything

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