Calculus 10th Edition

Published by Brooks Cole
ISBN 10: 1-28505-709-0
ISBN 13: 978-1-28505-709-5

Chapter 15 - Vector Analysis - 15.1 Exercises - Page 1049: 6

Answer

$||F||=\sqrt {(y)^2}$+$\sqrt{ (4x)^2}$

Work Step by Step

$F(x, y)=y\textbf{i}-2x\textbf{j}$ Just square each component, add them and take the square root. This helps you find the magnitude of the vector.
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