Calculus 8th Edition

Published by Cengage
ISBN 10: 1285740629
ISBN 13: 978-1-28574-062-1

Chapter 13 - Vector Functions - 13.1 Vector Functions and Space Curves - 13.1 Exercises - Page 894: 29


$y=e^{x/2}\\ z=e^x\\z=y^2$

Work Step by Step

Given: $x=2t; y=e^t; z=e^{2t}$ Consider $y=e^{(t)}=e^{(2t/2)}=e^{\frac{x}{2}}$ Now, next we have $z=e^{2t}\implies z=e^x$ Also, $z=e^{2t} $ This yields: $ z=(e^{(t)})^2=y^2$ Therefore, $y=e^{x/2}\\ z=e^x\\z=y^2$
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