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Math Help - differentiating problem

  1. #1
    Junior Member
    Joined
    Jan 2010
    Posts
    62

    differentiating problem

    i need to differentiate the following problem:
    (x+10)^(1/2) * -4

    i tried the chain rule and i got....

    (-4)(1)(1/2)(x+10)^(-1/2)

    which simplifies to....

    -2/sqrt(x+10)


    is this correct or wrong?
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  2. #2
    -1
    e^(i*pi)'s Avatar
    Joined
    Feb 2009
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    West Midlands, England
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    Thanks
    1
    Looks correct to me
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