$\"\"$

The equation is $\"\"$ .

From problem number(25): $\"\"$ , $\"\"$ and $\"\"$ .

Substitute $\"\"$ and $\"\"$ in $\"\"$ .

$\"\"$

The rotational equation is $\"\"$ .

$\"\"$

The rotational equation is $\"\"$ .

The general form of ellipse is $\"\"$ .

The rotational equation is in the form of an ellipse with center at $\"\"$ and major axis is $\"\"$ axis.

The vertices are at $\"\"$ .

Graph the equation $\"\"$ .

$\"\"$ .

$\"\"$

$\"\"$ .

The rotational equation is $\"\"$ .

Graph of the equation $\"\"$ .

$\"\"$ .