Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Surface Area problem

  1. Mar 2, 2010 #1
    The problem statement, all variables and given/known data
    Find the surface area obtained by rotating the curve [tex]y = \frac{x^4}{16} + \frac{1}{2x^2}[/tex] 1 < x < 2 about the y-axis.



    The attempt at a solution
    http://img341.imageshack.us/img341/3245/mathy.jpg [Broken]

    My final answer is [tex]\frac{41\pi}{10}[/tex]. Is this correct?
     
    Last edited by a moderator: May 4, 2017
  2. jcsd
  3. Mar 2, 2010 #2

    Char. Limit

    User Avatar
    Gold Member

    Seems right to me.
     
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook