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Nana
Nana asked in Science & MathematicsMathematics · 1 decade ago

Can you help me solve this integral?

integral of x^2e^-x^3

I have tried Integration by parts and substitution but NOT working.

Any ideas?

3 Answers

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  • Anonymous
    1 decade ago
    Favorite Answer

    set u=-x^3

    so then du = -3x^2dx

    so the integral gets simplified to:

    -(1/3)e^u

    The integration of that is -(1/3)e^u

    replug the u back in

    -(1/3)e^(-x^3)

  • miguel
    1 decade ago

    I solved it using substitution. The answer is -1/3e^X^3

  • griesjm
    1 decade ago

    try substitution again and you will find your answer

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