Answer
The interval of $t$-values is $-\frac{1}{2}\leq t\leq 3$.
Work Step by Step
The coordinates $(0,-7)$ and $(7,7)$ correspond to $t=-\frac{1}{2}$ and $t=3$, respectively. Therefore, the interval of $t$-values is $-\frac{1}{2}\leq t\leq 3$.
Calculus (3rd Edition)
by Rogawski, Jon; Adams, Colin
Published by
W. H. Freeman
ISBN 10:
1464125260
ISBN 13:
978-1-46412-526-3
Chapter 12 - Parametric Equations, Polar Coordinates, and Conic Sections - 12.1 Parametric Equations - Exercises - Page 603: 22
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