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

22/7 > pi by integral

  1. Dec 7, 2006 #1
    Can someone show me from step one how to show that 22/7 is greater than pi. I dont really know how much im asking here, but thanks in advance
  2. jcsd
  3. Dec 7, 2006 #2


    User Avatar

    Staff: Mentor

  4. Dec 7, 2006 #3
    Try to construct a non-negative function whose integral on [0,1] is equal to 22/7 - pi. If the function is non-negative, then the integral has to be positive, which means 22/7 > pi.
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook