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Mathematics
Mathematics
Problem
Express the function
f
:
A
→
R
f: A \to R
f
:
A
→
R
.
f
(
x
)
=
x
2
−
1
f(x) = x^2 - 1
f
(
x
)
=
x
2
−
1
, where
A
=
{
−
4
,
0
,
1
,
4
}
A = \{-4, 0, 1, 4\}
A
=
{
−
4
,
0
,
1
,
4
}
as a set of ordered pairs.
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