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12
v
6
\sqrt{12 v^{6}}
12
v
6
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Math Problems
Precalculus
Evaluate rational exponents
Full solution
Q.
12
v
6
\sqrt{12 v^{6}}
12
v
6
Identify Expression:
Identify the expression to be simplified.
\newline
We have
12
v
6
\sqrt{12v^{6}}
12
v
6
.
Break Down Square Root:
Break down the
square root
of the product into the product of square roots.
12
v
6
\sqrt{12v^{6}}
12
v
6
can be written as
12
×
v
6
\sqrt{12} \times \sqrt{v^{6}}
12
×
v
6
.
Simplify Square Root of
12
12
12
:
Simplify
12
\sqrt{12}
12
by finding the prime
factors
of
12
12
12
.
\newline
The prime factorization of
12
12
12
is
2
×
2
×
3
2 \times 2 \times 3
2
×
2
×
3
, which can be written as
2
2
×
3
2^2 \times 3
2
2
×
3
.
Extract Perfect Square Root:
Extract the square root of the perfect square from
12
\sqrt{12}
12
.
\newline
Since
2
2
2^2
2
2
is a perfect square,
2
2
×
3
\sqrt{2^2 \times 3}
2
2
×
3
equals
2
×
3
2 \times \sqrt{3}
2
×
3
.
Simplify Square Root of
v
6
v^6
v
6
:
Simplify
v
6
\sqrt{v^{6}}
v
6
by using the property of square roots that
a
2
=
a
\sqrt{a^2} = a
a
2
=
a
. Since
v
6
v^{6}
v
6
is a perfect square (
(
v
3
)
2
(v^3)^2
(
v
3
)
2
),
v
6
\sqrt{v^{6}}
v
6
equals
v
3
v^3
v
3
.
Combine Simplified Parts:
Combine the simplified parts to get the final answer.
\newline
Multiplying
2
×
3
2 \times \sqrt{3}
2
×
3
by
v
3
v^3
v
3
gives
2
v
3
×
3
2v^3 \times \sqrt{3}
2
v
3
×
3
.
More problems from Evaluate rational exponents
Question
f
(
x
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=
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+
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−
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f(x)=\frac{6 x+5}{2-\sqrt{14+5 x}}
f
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\newline
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f
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\lim _{x \rightarrow-2} f(x)
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\newline
What happens when we use direct substitution?
\newline
Choose
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1
answer:
\newline
(A) The limit exists, and we found it!
\newline
(B) The limit doesn't exist (probably an asymptote).
\newline
(C) The result is indeterminate.
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