The second degree polynomial function is
.
The point has a
-intecept at
and has a slope of
at point
.
passes through the function.

passes through the function.

Slope of the function is derivative function at
.
.
Apply derivative on each side with respect to
.

.
Substitute
in the above derivative function.

Hence slope of the tangent line is
.
The function has a slope of tangent line as
.
Subtitute
in
.
.
Solve the three equations.
\Subtract equation (2) from equation (3).
\
Subtract equation (4) from equation (1).
\
Substitute
in the equation (3).

Substitute
and
in the equation (1).

Substitute
,
and
in second degree polynomial function.
.
\
The second degree polynomial function is
.