Mechanics, Year One, Forces and perpendicular vectors

  • #1

Homework Statement


this website has the question listed as #2-116. the solution shown is extremely complicated and i ask thet someone please help.

http://www.scribd.com/doc/48470460/113/Problem-2-116 [Broken]

Homework Equations





The Attempt at a Solution

 
Last edited by a moderator:

Answers and Replies

  • #2
HallsofIvy
Science Advisor
Homework Helper
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I am confused as to what you want. The pages you post have a detailed solution.
 
  • #3
i dont understand what the "r" represents.
 
  • #4
1,065
10
i dont understand what the "r" represents.

There are two "r", bold "r" and normal "r".
 
  • #5
could you explain what bold r means, and what r means
 
  • #6
1,065
10
could you explain what bold r means, and what r means

I think you should start from Chapter #1.
 

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