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Homework Help: More Diff EQ fun

  1. Jan 18, 2006 #1
    more Diff EQ fun!!

    http://cwcsrv11.cwc.psu.edu/webwork2_files/tmp/equations/58/6217226076d5fd259f53ad1e3ed4071.png [Broken]
    Find such a solution and then give the related functions requested.
    http://cwcsrv11.cwc.psu.edu/webwork2_files/tmp/equations/57/f15a6cea760ce4906a6ec16f9d29451.png [Broken]
    I submitted this:
    http://cwcsrv11.cwc.psu.edu/webwork2_files/tmp/equations/fb/2d83d3f390393ffc52b32ad0bd9fbf1.png [Broken]
    which was wrong! wee!

    Here is my work:
    http://img8.imageshack.us/img8/9514/lastscan6bj.jpg [Broken]
     
    Last edited by a moderator: May 2, 2017
  2. jcsd
  3. Jan 18, 2006 #2

    benorin

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    Homework Helper

    What's with the [itex]1\sin (y)[/itex] ? Are you sure it's not [itex]i\sin (y)[/itex] ?
     
  4. Jan 18, 2006 #3

    benorin

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    Homework Helper

    If it is indeed [itex]1\sin (y)[/itex] I get

    [tex]F(x,y)=-7x^2-5x+e^y\left( 4\cos (y) + 5\sin (y)\right) =K[/tex]

    same as you.
     
  5. Jan 18, 2006 #4
    yep that bad boy is definatley a 1, this program will randomly generate numbers, some people actually got 0's infront of theirs, i will e-mail the professor to see if the problem is working correctly!
     
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