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Math Help - equating powers - quick question

  1. #1
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    equating powers - quick question

    If I have:



    If I am comparing first order terms, i.e

    would this give



    I'm not sure if the orders will "cancel" each other or anything since I am dividing?

    Thanks in advance!
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  2. #2
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    Quote Originally Posted by hunkydory19 View Post
    If I have:



    If I am comparing first order terms, i.e

    would this give



    I'm not sure if the orders will "cancel" each other or anything since I am dividing?

    Thanks in advance!

    Correct ! By equating the constant term both sides :

     (1-z_0)x_0 '  =  m \chi L y_0 x_0  \implies

     x_0 ' = \frac{  m \chi L y_0 x_0  }{ 1 - z_0 }
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