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Problem
Problem
If from
R
→
R
R \rightarrow R
R
→
R
,
f
(
x
)
=
(
x
+
1
)
3
f(x) = (x+1)^3
f
(
x
)
=
(
x
+
1
)
3
,
g
(
x
)
=
x
2
+
1
g(x) = x^2 + 1
g
(
x
)
=
x
2
+
1
, then
(
f
∘
g
)
(
−
3
)
(f \circ g)(-3)
(
f
∘
g
)
(
−
3
)
equals (a) 121 (b) 112 (c) 211 (d) None of these
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