The function is
.
\
Replace
f
(
x
) by
y
.
\
\
Interchange
x
and
y
and solved for
y
.
\
\
\
\
\
\
Replace
y
by
.
\
\
\\
\
\
The function is
.
\
Replace
f
(
x
) by
y
.
\
\
Interchange
x
and
y
and solved for
y
.
\
\
\
\
\
\
\
Replace
y
by
.
\