\ \
The parabola equation is
. \ \
\ \
. \ \
The standard form of parabola equation is
. \ \
Comapre the equation
with standard form. \ \
Here
and
. \ \
Here
is positive then the parabola opens rightward.
The vertex of the parabola is
.
The focus of the parabola is
.
Substitute
and
.

The directrix of the parabola is
.
Substitute
and
.
.
.
\
\
Graph:
Graph the parabola
.

The vertex of the parabola is
.
The focus of the parabola is
.
The directrix of the parabola is
.
Graph of the parabola is
\
.