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    I keep getting the question wrong, can you help me?
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    if you post the question we can have a look
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    i don't understand where the 1 come from?
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    (Original post by omichael)
    i don't understand where the 1 come from?
    They split the fraction.

    \displaystyle \dfrac{u^2}{u^2-4} = \frac{(u^2-4)+4}{u^2-4} = \frac{(u^2-4)}{u^2-4} + \frac{4}{u^2+4} = 1 + \frac{4}{u^2+4}
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    (Original post by RDKGames)
    They split the fraction.

    \displaystyle \dfrac{u^2}{u^2-4} = \frac{(u^2-4)+4}{u^2-4} = \frac{(u^2-4)}{u^2-4} + \frac{4}{u^2+4} = 1 + \frac{4}{u^2+4}
    i still dont get it mate, can you explain a bit further.
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    (Original post by omichael)
    i still dont get it mate, can you explain a bit further.
    That's as simple as it gets. What exactly do you not get?
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    (Original post by omichael)
    i still dont get it mate, can you explain a bit further.
    Use long division if you don't like that method.
 
 
 
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