(1) If vector A represents a displacement of 20m [E20N], then vector -A would represent -20m[E20N]. True or False (2) If Mr. M walks 3.0m [E], changes directions and heads 4.0m [N], Mr. M total displacement would be closest to/best represented by (this is a "most correct" answer) (a) 0m (b) 5m (c) 7m (d) 1m

Classical Dynamics of Particles and Systems
5th Edition
ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Stephen T. Thornton, Jerry B. Marion
Chapter1: Matrices, Vectors, And Vector Calculus
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Problem 1.22P
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(1) If vector A represents a displacement of 20m [E20N], then vector -A would represent -20m[E20N]. True or False (2) If Mr. M walks 3.0m [E], changes directions and heads 4.0m [N], Mr. M total displacement would be closest to/best represented by (this is a "most correct" answer) (a) 0m (b) 5m (c) 7m (d) 1m
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