Assume that the function
f
is a one-to-one function.

(a) If
f
(
6
)
=
2
, find
f
−
1
(
2
)
.
Your answer is


(b) If
f
−
1
(
−
8
)
=
−
6
, find
f
(
−
6
)
.
Your answer is