Calculus (3rd Edition)

Published by W. H. Freeman
ISBN 10: 1464125260
ISBN 13: 978-1-46412-526-3

Chapter 14 - Calculus of Vector-Valued Functions - 14.2 Calculus of Vector-Valued Functions - Preliminary Questions - Page 719: 7

Answer

(a) vector. (b) scalar. (c) vector.

Work Step by Step

(a) vector. The derivative of a vector is a vector. (b) scalar. The derivative of a scalar product (scalar) is a scalar. (c) vector. The derivative of a cross product (vector) is a vector.
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