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Math Help - PLease Help! Terrible integral question !

  1. #1
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    Question PLease Help! Terrible integral question !

    Can somebody please help me, this question was on my cal test, and i need to correct it, but i cant.

    Solve:
    The integral of (x^1/2)(f(x))dx=



    anyone know this?
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  2. #2
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    Are you sure that's the entire problem? Are we given f(x) ?
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  3. #3
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    ha! i wish but no. i just called my friend. apparently you use parts, u = f(x) dv=x, so du= f'(x) and v=x^2/2. so, since integral of udv= uv- integral of vdu. thus, f(x)(x^2/2) minus integral of (x^2/2)(f'(x)).
    it was dumb.
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