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Problem
Problem
If
f
(
x
)
=
x
2
+
1
f(x) = x^2 + 1
f
(
x
)
=
x
2
+
1
, then
f
−
1
(
17
)
f^{-1}(17)
f
−
1
(
17
)
and
f
−
1
(
−
3
)
f^{-1}(-3)
f
−
1
(
−
3
)
will be (a) 4, 1 (b) 4, 0 (c) 3, 2 (d) None of these
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