(a)
\The equation is
.
Solve for
in terms of
.
Add
to each side.
.
Simplify the above function.
\

.
The two explicit functions are
and
.
(b)
\Graph :
\Graph the two explicit functions are
and
.
.
(C)
\Find derivative of explicit functions.
\
Apply derivative on each side with respect to
.








Substitute
.
Derivative of the explicit functions is
.
(d)
\Find the derivative of the equation.
\The equation is
.
Apply derivative on each side with respect to
.


.
The derivative equation is
.
(a)
\The two explicit functions are
and
.
(b)
\Graph :
\Graph the two explicit functions are
and
.
.
(C) Derivative of the explicit functions is
.
(d) The derivative equation is
.