$\"\"$ \ \

\

The polar equation is $\"\"$ .

\

The general form of polar equation is $\"\"$ .

\

Compare the polar equation with general form .

\

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

\

Since $\"\"$ , the polar equation is parabola.

\

Graph:

\

Graph the polar function $\"\"$ .

\

$\"\"$

\

Observe the graph:

\

The graph of the polar function is parabola.

\

$\"\"$

\

The polar equation $\"\"$ is a parabola.

\

Graph:

\

Graph of the polar function $\"\"$ is

\

$\"\"$ \ \