1. Not finding help here? Sign up for a free 30min 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!

Basic Statics

  1. Apr 19, 2010 #1
    1. The problem statement, all variables and given/known data

    [URL]http://www.mypicx.com/uploadimg/1510974339_04192010_1.png[/URL]

    2. Relevant equations



    3. The attempt at a solution

    i've got everything i just can't understand how you figure whether the 17.0 and 3.5 are negative or positive, can someone tell me how you figure this?
     
    Last edited by a moderator: Apr 25, 2017
  2. jcsd
  3. Apr 19, 2010 #2

    rl.bhat

    User Avatar
    Homework Helper

    Where is the text of the problem?
     
    Last edited by a moderator: Apr 25, 2017
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook