Answer
See below.
Work Step by Step
If we want to plot a point $(r,\theta)$ with a negative $r$, plot a point $r$ units along a ray in the opposite direction from the terminal side of $\theta$.
Trigonometry 7th Edition
by McKeague, Charles P.; Turner, Mark D.
Published by
Cengage Learning
ISBN 10:
1111826854
ISBN 13:
978-1-11182-685-7
Chapter 8 - Section 8.5 - Polar Coordinates - 8.5 Problem Set - Page 457: 4
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