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Math Help - derivatives

  1. #1
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    derivatives

    Find the derivative of the function below.
    f(x) = 16e^x + 3^x ...

    need some help on doing this problem...kinda in a hurry, thanks
    Last edited by mer1988; September 27th 2007 at 10:22 PM. Reason: cuz im cool
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  2. #2
    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by mer1988 View Post
    Find the derivative of the function below.
    f(x) = 16e^x + 3^x ...

    need some help on doing this problem...kinda in a hurry, thanks
    \frac d{dx}a^x = a^x \ln a, for a>0 a constant

    this rule works for e^x as well, but generally, you just memorize that \frac d{dx}e^x = e^x
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  3. #3
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    Quote Originally Posted by Jhevon View Post
    \frac d{dx}a^x = a^x \ln a, for a>0 a constant

    this rule works for e^x as well, but generally, you just memorize that \frac d{dx}e^x = e^x

    so then would the answer be,

    f`(x)= 16e^x+(ln3)3^x...?
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  4. #4
    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by mer1988 View Post
    so then would the answer be,

    f`(x)= 16e^x+(ln3)3^x...?
    yes
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