Answer
The rectangular equation is, $x=7$
Work Step by Step
Using, $r\cos \theta =x$ a we will convert the polar equation to the rectangular equation.
Therefore,
$\begin{align}
& r\cos \theta =7 \\
& x=7
\end{align}$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter 6 - Section 6.3 - Polar Coordinates - Exercise Set - Page 743: 64
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