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Mathematics
Problem
Prove that the function
f
:
[
0
,
∞
)
→
R
f:[0,\infty)\rightarrow\mathbb{R}
f
:
[
0
,
∞
)
→
R
given by
f
(
x
)
=
x
2
+
2
x
+
1
f(x)=x^{2}+2x+1
f
(
x
)
=
x
2
+
2
x
+
1
is one–one on its domain.
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