1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
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: Quadratic surface

  1. Dec 6, 2013 #1
    Is it always best to substitute k for each and plug in 0, +-1, +-2 to graph each trace.
  2. jcsd
  3. Dec 6, 2013 #2
    What's the problem you're trying to solve?
  4. Dec 7, 2013 #3


    User Avatar
    Science Advisor

    For each what? Why "k" in particular?

    To do what? To sketch the "equipotential curves"? Yes, setting Z to different values will give different heights.
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook

Have something to add?
Draft saved Draft deleted