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Mathematics
Mathematics
Problem
Let
f
:
R
→
[
1
,
∞
)
f: \mathbb{R} \to [1,\infty)
f
:
R
→
[
1
,
∞
)
be given by
f
(
x
)
=
x
2
+
1
f(x)=x^2+1
f
(
x
)
=
x
2
+
1
. Determine whether
f
f
f
is surjective on the stated codomain.
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