The equation is .
Compare the equation with general form .
and
.
Substitute and
in
.
.
.
Use Pythagorean theorem :
\
.
.
Apply formula: .
.
.
Apply formula: .
.
The rotation formulas are and
.
Substitute and
in
.
.
Substitute and
in
.
.
Substitute and
in
.
.
The rotational equation is .
The rotational equation is .
The rotational equation is in the form of parabola with center at , focus
and axis of symmetry parallel to the
-axis.
Graph the equation .
Plot the points and
rotated about
.
.
.
The rotational equation is .
The rotational equation is in the form of parabola with center at , focus
and axis of symmetry parallel to the
-axis.
Graph of the equation .
.