$\"\"$

The curve equation is $\"\"$ .

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

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

$\"\"$

Graph:

(1) Graph the polar co-ordinates.

(2) Plot the points.

(3) Connect the points with a smooth curve.

Graph of the curve is $\"\"$ is :

$\"\"$

Observe the graph: \ \

The boundaries of the curve are $\"\"$ .

$\"\"$

Area of the region enclosed by the curve is $\"\"$ .

The boundaries of the curve are $\"\"$ .

Area of the region enclosed by the curve $\"\"$ :

$\"\"$

$\"\"$ . \ \

Area of the region enclosed by the curve $\"\"$ is $\"\"$ . \ \

$\"\"$

Graph of the curve is $\"\"$ is

$\"\"$

Area of the region enclosed by the curve $\"\"$ is $\"\"$ .