Q. 18 - Calculus

Question

Graphs of polar functions: Use polar coordinates to graph each of the following functions.

$r=4-2 \cos \theta$

Step-by-Step Solution

Answer

The graph of the equation $r=4-2 \cos \theta$is 

Step 1: Given information.

The given equation is  $r=4-2 \cos \theta$

Step 2: Graph

The table  for $r=4-2 \cos \theta$

$\theta$	$r$
$0$	$2$
$90°$	$4$
$60°$	$3$

Plot the points on the graph, the graph of the equation is as shown below;