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Math Help - help with tangent line equation?

  1. #1
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    help with tangent line equation?

    I can't seem to be able to figure this one out. Could someone walk me through it?

    Find an equation for the line tangent to the graph of
    at the point for .

    =
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  2. #2
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    show me the derivative ...
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  3. #3
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    2x(e^x)+(e^x)(2)
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  4. #4
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    note that it can also be written as f'(x) = 2e^x(x+1)

    for f(x) = 2xe^x , f(1) = 2e

    f'(1) = 4e

    y - 2e = 4e(x - 1)

    that's all folks.
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  5. #5
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    thank u so very much skeeter. Ur a life saver!!!!!!!!
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