$\"\"$

The polar curve is $\"\"$ .

The periodicity of the $\"\"$ and $\"\"$ is $\"\"$

Periodicity $\"\"$ and $\"\"$ is $\"\"$ .

The periodicity of the curve $\"\"$ is $\"\"$ .

Graph:

Graph the curve $\"\"$ on $\"\"$ .

$\"\"$

Graph of the curve $\"\"$ :

$\"\"$ .

The entire curve is produced in the interval is $\"\"$ .