Levels Tought:
Elementary,Middle School,High School,College,University,PHD
Teaching Since: | Apr 2017 |
Last Sign in: | 237 Weeks Ago, 1 Day Ago |
Questions Answered: | 12843 |
Tutorials Posted: | 12834 |
MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
A jogger travels a route that has two parts. The first is a displacement  of 2.60 km due south, and the second involves a displacement that points due east. The resultant displacement  +  has a magnitude of 4.50 km. (a) What is the magnitude of , and (b) what is the direction of  +  as a positive angle relative to due south? Suppose that  -  had a magnitude of 4.50 km. (c) What then would be the magnitude of , and (d) what is the direction of  -  relative to due south?
-----------