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: Calculas help

  1. Mar 6, 2004 #1
    Show that dy/dx = (a+4b)x^(a+4b-1) if y = x^(2a+3b) / x^(a-b) and a and b are integers

  2. jcsd
  3. Mar 6, 2004 #2
    If you have
  4. Mar 6, 2004 #3


    User Avatar
    Science Advisor

    Much more simply:
    y = x^(2a+3b) / x^(a-b)
    = x^((2a+3b)-(a-b))
    = x^(a+ 4b)

    Now, what is y'?
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook