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

A caculus question concerning limits

  1. Feb 4, 2009 #1
    Ok so i came upon this question and i have no idea what to do!!


    x^n-a^n / x - a

    the answer is na^n-1
  2. jcsd
  3. Feb 4, 2009 #2


    User Avatar
    Science Advisor
    Homework Helper

    l'Hopital's rule is pretty handy here. Do you know that?
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook