Wed February 20, 2013 By:
xdy/dx+y-x+xycot x=0
In this question my answer is xysin x-sinx=-xcos x+C

Answer the following question:

Expert Reply
Wed February 20, 2013
This answer is absolutely correct. You can verify that if you divide both sides of your answer by x sin x, you will get the answer as given in the book.
In such cases, if your method and calculations are right (as in this case), the examiner will give you full marks.
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