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Let’s check out your problem:
Simplify.
\newline
12
49
\sqrt{\frac{12}{49}}
49
12
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Math Problems
Algebra 2
Simplify radical expressions involving fractions
Full solution
Q.
Simplify.
\newline
12
49
\sqrt{\frac{12}{49}}
49
12
Apply Quotient Rule of Radicals:
Apply the quotient rule of radicals to
12
49
\sqrt{\frac{12}{49}}
49
12
.
12
49
=
12
49
\sqrt{\frac{12}{49}} = \frac{\sqrt{12}}{\sqrt{49}}
49
12
=
49
12
Evaluate
12
\sqrt{12}
12
:
Evaluate
12
\sqrt{12}
12
. Find the prime factorization of
12
12
12
and try to make identical pairs of
factors
.
12
=
(
2
×
2
)
×
3
\sqrt{12} = \sqrt{(2 \times 2) \times 3}
12
=
(
2
×
2
)
×
3
=
2
×
3
2 \times \sqrt{3}
2
×
3
Find Prime Factorization of
12
12
12
:
Now, let's evaluate
49
\sqrt{49}
49
.
\newline
49
=
7
×
7
\sqrt{49} = \sqrt{7 \times 7}
49
=
7
×
7
\newline
=
7
7
7
Evaluate
49
\sqrt{49}
49
:
Combine the results from the previous steps.
12
49
=
12
49
\sqrt{\frac{12}{49}} = \frac{\sqrt{12}}{\sqrt{49}}
49
12
=
49
12
=
2
⋅
3
7
= \frac{2 \cdot \sqrt{3}}{7}
=
7
2
⋅
3
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\newline
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\newline
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A
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Question
Simplify the radical expression.
\newline
12
x
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12
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\newline
Write your answer in the form
A
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B
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A
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A
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\underline{\hspace{3cm}}
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Question
What is the value of
sin
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?
\sin \left(\frac{5 \pi}{6}\right) ?
sin
(
6
5
π
)
?
\newline
Choose
1
1
1
answer:
\newline
(A)
−
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2
-\frac{\sqrt{3}}{2}
−
2
3
\newline
(B)
−
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2
-\frac{\sqrt{2}}{2}
−
2
2
\newline
(C)
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2
1
\newline
(D)
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