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Let’s check out your problem:
Perform the operation and express your answer as a single
fraction
in simplest form.
\newline
5
x
2
+
1
3
x
2
\frac{5 x}{2}+\frac{1}{3 x^{2}}
2
5
x
+
3
x
2
1
\newline
Answer:
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Math Problems
Algebra 2
Roots of rational numbers
Full solution
Q.
Perform the operation and express your answer as a single fraction in simplest form.
\newline
5
x
2
+
1
3
x
2
\frac{5 x}{2}+\frac{1}{3 x^{2}}
2
5
x
+
3
x
2
1
\newline
Answer:
Find LCD:
To add the two
fractions
, we need a common denominator. The least common denominator (LCD) for
2
2
2
and
3
x
2
3x^2
3
x
2
is
6
x
2
6x^2
6
x
2
.
First Fraction:
Multiply the numerator and denominator of the first fraction by
3
x
2
3x^2
3
x
2
to get the common denominator.
\newline
(
$
5
x
2
(\$\frac{5x}{2}
(
$
2
5
x
) * (
3
x
2
3
x
2
\frac{3x^2}{3x^2}
3
x
2
3
x
2
) =
15
x
3
6
x
2
\frac{15x^3}{6x^2}
6
x
2
15
x
3
)
Second Fraction:
Multiply the numerator and denominator of the second fraction by
2
2
2
to get the common denominator.
\newline
(
$
1
3
x
2
(\$\frac{1}{3}x^2
(
$
3
1
x
2
) * (
2
2
\frac{2}{2}
2
2
) = (
2
6
x
2
\frac{2}{6}x^2
6
2
x
2
)
Add Numerators:
Now that we have a common denominator, we can add the numerators.
\newline
(
15
x
3
6
x
2
)
+
(
2
6
x
2
)
=
15
x
3
+
2
6
x
2
(\frac{15x^3}{6x^2}) + (\frac{2}{6x^2}) = \frac{15x^3 + 2}{6x^2}
(
6
x
2
15
x
3
)
+
(
6
x
2
2
)
=
6
x
2
15
x
3
+
2
Simplify Expression:
The expression is already simplified, and there are no common
factors
to cancel out in the numerator and denominator.
More problems from Roots of rational numbers
Question
Find the real-number root.
\newline
16
\sqrt{16}
16
\newline
\newline
Write your answer in simplified form.
\newline
_
_
_
_
\_\_\_\_
____
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Posted 1 year ago
Question
Find the real-number root.
\newline
9
16
\sqrt{\frac{9}{16}}
16
9
\newline
Simplify your answer and write it as a decimal or as a proper or improper fraction.
\newline
_
_
_
_
_
\_\_\_\_\_
_____
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Question
Find the real-number root using a calculator. Round your answer to the nearest thousandth.
\newline
`\sqrt{957} `
\newline
_______
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Posted 1 year ago
Question
Multiply. Write your answer in simplest form.
\newline
273
×
42
\sqrt{273} \times \sqrt{42}
273
×
42
\newline
______
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Posted 10 months ago
Question
Simplify.
\newline
63
4
\sqrt{\frac{63}{4}}
4
63
\newline
______
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Posted 1 year ago
Question
Simplify. Rationalize the denominator.
\newline
−
4
9
−
2
\frac{-4}{9 - \sqrt{2}}
9
−
2
−
4
\newline
______
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Posted 1 year ago
Question
Solve for
z
z
z
.
\newline
16
=
z
16 = \sqrt{z}
16
=
z
\newline
z
=
z =
z
=
_____
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Posted 1 year ago
Question
Simplify the radical expression.
14
x
14
\sqrt{14x^{14}}
14
x
14
Write your answer in the form
A
A
A
,
B
\sqrt{B}
B
, or
A
B
A\sqrt{B}
A
B
, where
A
A
A
and
B
B
B
are constants or expressions in
x
x
x
. Use at most one radical in your answer, and at most one absolute value symbol in your expression for
A
A
A
. ______
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Posted 1 year ago
Question
Simplify the radical expression.
\newline
12
x
12
\sqrt{12x^{12}}
12
x
12
\newline
Write your answer in the form
A
A
A
,
B
\sqrt{B}
B
, or
A
B
A\sqrt{B}
A
B
, where
A
A
A
and
B
B
B
are constants or expressions in
x
x
x
. Use at most one radical in your answer, and at most one absolute value symbol in your expression for
A
A
A
.
\newline
‾
\underline{\hspace{3cm}}
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Posted 1 year ago
Question
What is the value of
sin
(
5
π
6
)
?
\sin \left(\frac{5 \pi}{6}\right) ?
sin
(
6
5
π
)
?
\newline
Choose
1
1
1
answer:
\newline
(A)
−
3
2
-\frac{\sqrt{3}}{2}
−
2
3
\newline
(B)
−
2
2
-\frac{\sqrt{2}}{2}
−
2
2
\newline
(C)
1
2
\frac{1}{2}
2
1
\newline
(D)
150
150
150
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Posted 1 year ago
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