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Let’s check out your problem:
Select all the expressions that are equivalent to
2
6
×
2
9
2^6 \times 2^9
2
6
×
2
9
.
\newline
Multi-select Choices:
\newline
(A)
(
2
5
)
3
(2^5)^3
(
2
5
)
3
\newline
(B)
1
2
15
6
15
\frac{12^{15}}{6^{15}}
6
15
1
2
15
\newline
(C)
2
54
2^{54}
2
54
\newline
(D)
2
15
2^{15}
2
15
View step-by-step help
Home
Math Problems
Algebra 2
Simplify rational expressions
Full solution
Q.
Select all the expressions that are equivalent to
2
6
×
2
9
2^6 \times 2^9
2
6
×
2
9
.
\newline
Multi-select Choices:
\newline
(A)
(
2
5
)
3
(2^5)^3
(
2
5
)
3
\newline
(B)
1
2
15
6
15
\frac{12^{15}}{6^{15}}
6
15
1
2
15
\newline
(C)
2
54
2^{54}
2
54
\newline
(D)
2
15
2^{15}
2
15
Simplify Exponents:
First, simplify
2
6
×
2
9
2^6 \times 2^9
2
6
×
2
9
using the properties of exponents.
\newline
Calculation:
2
6
×
2
9
=
2
6
+
9
=
2
15
2^6 \times 2^9 = 2^{6+9} = 2^{15}
2
6
×
2
9
=
2
6
+
9
=
2
15
.
Check Options:
Next, check each option to see if it matches
2
15
2^{15}
2
15
.
\newline
(A)
(
2
5
)
3
=
2
5
×
3
=
2
15
(2^5)^3 = 2^{5 \times 3} = 2^{15}
(
2
5
)
3
=
2
5
×
3
=
2
15
.
Option (A):
(B)
1
2
15
/
6
15
=
(
12
/
6
)
15
=
2
15
12^{15}/6^{15} = (12/6)^{15} = 2^{15}
1
2
15
/
6
15
=
(
12/6
)
15
=
2
15
.
Option (B):
(C)
2
54
2^{54}
2
54
is clearly not equal to
2
15
2^{15}
2
15
, so this option is incorrect.
Option (C):
(D)
2
15
2^{15}
2
15
is exactly
2
15
2^{15}
2
15
, so this option is correct.
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