$\"\"$

The polar equation is $\"\"$ .

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

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$\"\"$	$\"\"$	$\"\"$	$\"\"$	$\"\"$	$\"\"$	$\"\"$	$\"\"$
$\"\"$	$\"\"$	$\"\"$	$\"\"$	$\"\"$	$\"\"$	$\"\"$	$\"\"$

$\"\"$

Graph :

(1) Draw the coordinate plane.

(2) Plot the points obtained in the above table.

(3) Connect the points with a smooth curve.

$\"\"$ \ \

Observe the graph :

The graph obtained by the equation $\"\"$ is a Lemniscate.

$\"\"$

Graph of $\"\"$ :

$\"\"$ \ \