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Algebra
Evaluate the Function f(-2)=-2^2+2
f
(
−
2
)
=
−
2
2
+
2
f
(
-
2
)
=
-
2
2
+
2
Step 1
Replace the
variable
−
2
-
2
with
−
2
-
2
in the
expression
.
f
(
−
2
)
=
(
−
2
)
2
+
2
f
(
-
2
)
=
(
-
2
)
2
+
2
Step 2
Simplify the result.
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Step 2.1
Raise
−
2
-
2
to the
power
of
2
2
.
f
(
−
2
)
=
4
+
2
f
(
-
2
)
=
4
+
2
Step 2.2
Add
4
4
and
2
2
.
f
(
−
2
)
=
6
f
(
-
2
)
=
6
Step 2.3
The final answer is
6
6
.
6
6
6
6
Step 3
⎡
⎢
⎣
x
2
1
2
√
π
∫
x
d
x
⎤
⎥
⎦
[
x
2
1
2
π
∫
x
d
x
]
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