The hyperbola foci is at
and
and asymptote line is 
The
- coordinates of the foci are equal.
The standard form of the hyperbola has a horizontal transverse axis is
.
Where
is the center.
is the distance between center and vertex.
is the distance between center and focus and
.
The distance between center and foci is
.
The extensions of the diagonals of the rectangle are the asymptotes of the hyperbola
\Asymptotes of the hyperbola are
.
Compare the asymptote
with general form.

Substitute
and
in
.
\ \
. \ \
Substitute
in
. \ \
. \ \
Substitute
and
in
. \ \
. \ \
Therefore, the equation of the hyperbola is
. \ \
The foci of the hyperbola is
. \ \
Substitute
. \ \
The foci is at
and
. \ \
The vertices of hyperbola is
. \ \
Substitute
. \ \
The vertices are
and
.
Find the points above and below the center by susbtituting
in
. \ \
\ \
\ \
. \ \
The points above and below center are
and
. \ \
Graph : \ \
\(1) Draw the coordinate plane. \ \
\(2) Draw the equation of the hyperbola. \ \
\(3) Plot the center, foci and vertices. \ \
\(4) Form a rectangle containing the points
,
,
and
. \ \
(5) Draw the asymptotes of the hyperbola. \ \
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The equation of the hyperbola is
. \ \
Graph of the hyperbola: \ \
\
.