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!

What are some interesting ways of proving the quadratic formula?

  1. May 25, 2012 #1
    Without the classic method of "completing the square" and factorising?
  2. jcsd
  3. May 25, 2012 #2
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook