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Math Help - quick differentiating quiery

  1. #1
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    quick differentiating quiery

    if i do  \int \frac{dy}{dx} dy what does this go to... y?
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  2. #2
    Super Member wingless's Avatar
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    No. If it was \int \frac{dy}{dx}~dx then it would be y + C.
    If y is a function of x, then \frac{dy}{dx} is a function of x too. So \int \frac{dy}{dx}~dy = \frac{dy}{dx}\cdot y
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