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Algebra Examples
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Algebra
Evaluate f^-1(2)
f
−
1
(
2
)
f
-
1
(
2
)
Step 1
Rewrite the
expression
using the negative
exponent
rule
b
−
n
=
1
b
n
b
-
n
=
1
b
n
.
1
f
⋅
2
1
f
⋅
2
Step 2
Combine
1
f
1
f
and
2
2
.
2
f
2
f
⎡
⎢
⎣
x
2
1
2
√
π
∫
x
d
x
⎤
⎥
⎦
[
x
2
1
2
π
∫
x
d
x
]
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