The equation of conic is
.

The general form of a conic is
.
Here
,
,
,
,
and
.
Find
.

The conic is hyperbola.
\The angle is
.
Substitute
,
,
in the above equation.
Assume that the angle lies on first quadrant.
\
.
Find
and
.
Half angle identity :
.

Half angle identity :
.


Find equation for
and
.

Substitute
and
in the above equation.


Substitute
and
in the above equation.

Substitute
and
in equation
.


The standard form of equation is
.
The standard form of equation is
.