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: Solve This

  1. Feb 24, 2005 #1
    Solve This!!

    This question is driving me crazy. I've tried so many things...


    PLEASE HELP ME PLEASE I've got a test tommorow :D
  2. jcsd
  3. Feb 24, 2005 #2
    Let u = 2x. Note that the equation is quadratic in u.

  4. Feb 24, 2005 #3
    omfg so gay
  5. Feb 24, 2005 #4
    ? Justin answered your question...taught me a thing or two as well...
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook