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Thread: Can someone please help me with exponential logarithms?

  1. October 13th 2008, 07:03 PM #1
    jemadd2
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    Can someone please help me with exponential logarithms?

    If f(x)=e^sqr root(5x+5)
    find f'(x).
    i have no clue
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  2. October 13th 2008, 09:07 PM #2
    11rdc11
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    Quote Originally Posted by jemadd2 View Post
    If f(x)=e^sqr root(5x+5)
    find f'(x).
    i have no clue
    f'(x) = e^u~du

    so

    f(x) = e^{\sqrt{5x+5}}

    is
    f'(x) = \bigg(e^{\sqrt{5x+5}}\bigg)\bigg(\frac{5}{2\sqrt{5 x+5}}\bigg)
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