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    How do you do differentiate this using the chain rule method?
    3/(x+1)^2

    So let u= x+1 and y is = ? :/
    How's you work it out?
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    y=3u^{-2}
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    (Original post by Mr M)
    y=3u^{-2}
    How is it that? where did the ^2 come from?


    OH wait I get it lol xD
    Sorry :/
 
 
 
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Updated: October 2, 2010
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