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Let’s check out your problem:
Select all the expressions that are equivalent to
1
2
2
6
2
\frac{12^2}{6^2}
6
2
1
2
2
.
\newline
Multi-select Choices:
\newline
(A)
2
−
3
2
−
5
\frac{2^{-3}}{2^{-5}}
2
−
5
2
−
3
\newline
(B)
2
2
2
\newline
(C)
(
2
−
2
)
−
1
(2^{-2})^{-1}
(
2
−
2
)
−
1
\newline
(D)
2
2
2^2
2
2
View step-by-step help
Home
Math Problems
Algebra 2
Simplify rational expressions
Full solution
Q.
Select all the expressions that are equivalent to
1
2
2
6
2
\frac{12^2}{6^2}
6
2
1
2
2
.
\newline
Multi-select Choices:
\newline
(A)
2
−
3
2
−
5
\frac{2^{-3}}{2^{-5}}
2
−
5
2
−
3
\newline
(B)
2
2
2
\newline
(C)
(
2
−
2
)
−
1
(2^{-2})^{-1}
(
2
−
2
)
−
1
\newline
(D)
2
2
2^2
2
2
Simplify and Calculate:
First, simplify
1
2
2
6
2
\frac{12^2}{6^2}
6
2
1
2
2
. Calculate
1
2
2
12^2
1
2
2
and
6
2
6^2
6
2
:
\newline
1
2
2
=
144
12^2 = 144
1
2
2
=
144
,
\newline
6
2
=
36
6^2 = 36
6
2
=
36
.
\newline
Now, divide
144
144
144
by
36
36
36
:
\newline
144
36
=
4
\frac{144}{36} = 4
36
144
=
4
.
Evaluate Choices:
Next, evaluate each choice to see if it equals
4
4
4
:
\newline
(A)
2
−
3
2
−
5
\frac{2^{-3}}{2^{-5}}
2
−
5
2
−
3
simplifies to
2
(
−
3
)
−
(
−
5
)
=
2
2
=
4
2^{(-3)-(-5)} = 2^2 = 4
2
(
−
3
)
−
(
−
5
)
=
2
2
=
4
.
Choice (A):
(B) The value is simply
2
2
2
, which does not equal
4
4
4
.
Choice (B):
(C)
(
2
−
2
)
−
1
(2^{-2})^{-1}
(
2
−
2
)
−
1
simplifies to
2
2
=
4
2^2 = 4
2
2
=
4
.
Choice (C):
(D)
2
2
2^2
2
2
is calculated directly as
4
4
4
.
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\newline
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