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    sirinivas's Avatar
    sirinivas Posts: 21, Reputation: 1
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    #1

    Sep 3, 2010, 12:28 AM
    The given equation is exact or not:xdx+ ydy=a*a(xdx-ydy)/(x*x) +(y*y)
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Sep 3, 2010, 09:32 AM

    I have no idea of what you are trying to say... :(

    What do you mean by 'a'?

    What do you need to do? Prove this? :confused:
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
    Ultra Member
    		  
    #3

    Sep 3, 2010, 02:00 PM

    Do you mean this:



    Because you have this written:
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