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Thread: Integrals

  1. March 21st 2010, 03:25 PM #1
    littlesohi
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    Integrals

    I need help in this integrals! Pleaseee!

    1. \int e^{t^3} t^2e^{t^3}


    2. \int e^{-t^3/3} 1/t^2
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  2. March 21st 2010, 03:35 PM #2
    pickslides
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    Quote Originally Posted by littlesohi View Post

    1. \int e^{t^3} t^2e^{t^3}
    \int e^{t^3} t^2e^{t^3}~dt = \int e^{2t^3} t^2~dt

    Now by parts twice or make u = 2t^3
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