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Please Help Me

  1. Nov 14, 2007 #1
    Please Help Me!!!!

    Hello all I need some serious help with these problems....If you could help me solve them step by step that would be fantastic

    Evaluate the following integrals


    Integral from 1 to Infinity of 1 / xln(thirdrootx) dx

    Integral of sqrt(1-x)/sqrt(x) dx
     
  2. jcsd
  3. Nov 15, 2007 #2
    [tex]\frac{1}{x \ln(x^{\frac{1}{3}})} = \frac{3}{x \ln(x)}[/tex]

    This is an exact derivative of a function. Can you work out what it is?
     
  4. Nov 15, 2007 #3

    Gib Z

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    Homework Helper

    As for the second one, try letting [itex]x=\sinh^2 t[/itex] =] Its quite nice after that
     
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