Answer
False
Work Step by Step
For vector multiplication, the correct formula is
Theorem 12.3.3:
a$\cdot$b = |a||b|cos $\theta$
Therefore:
|a|$\cdot$|b| = $\frac{a \cdot b}{cos \theta}$
False.
Calculus: Early Transcendentals 8th Edition
by Stewart, James
Published by
Cengage Learning
ISBN 10:
1285741552
ISBN 13:
978-1-28574-155-0
Chapter 12 - Review - True-False Quiz - Page 842: 3
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