$\"\"$

The polar equation is $\"\"$ .

Construct a table for different values of $\"\"$ .

\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \

$\"\"$

Graph:

(1) Draw the polar co-ordinate plane.

(2) Plot the polar points.

(3) Connect the points to a straight line.

$\"\"$

The graph of the polar equation $\"\"$ is not evident by simple inspection.

So convert it into rectangular form.

Conversion from polar to rectangular equation :

$\"\"$ and $\"\"$ .

The polar equation is $\"\"$ .

Consider $\"\"$ .

$\"\"$

The rectangular form of $\"\"$ is $\"\"$ .

$\"\"$

The graph of the polar equation $\"\"$ is

$\"\"$

The rectangular form of $\"\"$ is $\"\"$ .