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Chapter 9: Q. 80 (page 584)

$r = \cos \frac{θ}{2}$

Short Answer

Expert verified

Given polar coordinate

$r = \cos \frac{θ}{2}$

Step by step solution

01

Step 1. Given

Given polar coordinate

$r = \cos \frac{θ}{2}$

02

Step 2. Graphing

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Most popular questions from this chapter

In Problems55–66, the rectangular coordinates of a point are given. Find polar coordinates for each point.

$(0, - 2)$

If $P = (a, b)$ is a point on the terminal side of the angle $θ$ at a distance $r$ from the origin, then $\tan θ =$ _______

Identify and graph each polar equation. Verify your graph using a graphing utility.

$r = 1 - \cos θ$

If $P = (- 3, 1) a n d Q = (x, 4)$ , find all numbers x such that the vector represented by $\overset{⇀}{P Q}$ has length 5.

Identify and graph each polar equation. Verify your graph using a graphing utility.

$r^{2} = 9 \cos (2 θ)$

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