Answer
IV
Work Step by Step
Given the function $r=sin(\frac{\theta}{2})$, we can identify IV as its graph by the following features:
1. it starts at $\theta=0, r=0,$
2. its maximum is $r=1$, so all the graph should be within an unit circle.
Precalculus: Mathematics for Calculus, 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305071751
ISBN 13:
978-1-30507-175-9
Chapter 8 - Section 8.2 - Graphs of Polar Equations - 8.2 Exercises - Page 601: 53
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