Fundamentals of Physics Extended (10th Edition)

Published by Wiley
ISBN 10: 1-11823-072-8
ISBN 13: 978-1-11823-072-5

Chapter 3 - Vectors - Questions - Page 56: 4


No, subtraction is not commutative.

Work Step by Step

Subtraction is not commutative so the order that the equation is in makes a difference for the answer. If you apply values to the vectors, you can see how the order of their subtraction matters. Example: a=5 b=10 a-b (5)-(10)=-5 b-a (10)-(5)=5 -5$\ne$5
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