CALCULUS Understanding Its Concepts and Methods
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The direction of a vector is the unit vector
The direction of a vector can also be described by its slope, or by the angle it makes with the -axis.
The direction of a vector is the vector
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Copyright © 2006 Darel Hardy, Fred Richman, Carol Walker, Robert Wisner. All rights reserved. Except upon the express prior permission in writing, from the authors, no part of this work may be reproduced, transcribed, stored electronically, or transmitted in any form by any method.