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Let’s check out your problem:
Multiply. Write your answer in simplest form.
\newline
−
2
(
−
3
+
5
)
-\sqrt{2}(-3 + \sqrt{5})
−
2
(
−
3
+
5
)
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Math Problems
Algebra 2
Simplify radical expressions using the distributive property
Full solution
Q.
Multiply. Write your answer in simplest form.
\newline
−
2
(
−
3
+
5
)
-\sqrt{2}(-3 + \sqrt{5})
−
2
(
−
3
+
5
)
Distribute
−
2
-\sqrt{2}
−
2
:
Distribute
−
2
-\sqrt{2}
−
2
to both terms inside the parentheses.
−
2
(
−
3
+
5
)
=
−
2
(
−
3
)
+
−
2
5
-\sqrt{2}(-3 + \sqrt{5}) = -\sqrt{2}(-3) + -\sqrt{2}\sqrt{5}
−
2
(
−
3
+
5
)
=
−
2
(
−
3
)
+
−
2
5
Multiply
−
2
-\sqrt{2}
−
2
by
−
3
-3
−
3
:
Multiply
−
2
-\sqrt{2}
−
2
by
−
3
-3
−
3
.
−
2
⋅
(
−
3
)
-\sqrt{2}\cdot(-3)
−
2
⋅
(
−
3
)
=
3
2
= 3\sqrt{2}
=
3
2
Multiply
−
2
-\sqrt{2}
−
2
by
5
\sqrt{5}
5
:
Multiply
−
2
-\sqrt{2}
−
2
by
5
\sqrt{5}
5
.
\newline
−
2
×
5
-\sqrt{2}\times\sqrt{5}
−
2
×
5
\newline
=
−
2
×
5
-\sqrt{2\times5}
−
2
×
5
\newline
=
−
10
-\sqrt{10}
−
10
Combine results:
Combine the results from Step
2
2
2
and Step
3
3
3
.
\newline
3
2
−
10
3\sqrt{2} - \sqrt{10}
3
2
−
10
\newline
This is the simplest form of the expression.
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Find the real-number root.
\newline
16
\sqrt{16}
16
\newline
\newline
Write your answer in simplified form.
\newline
_
_
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\newline
9
16
\sqrt{\frac{9}{16}}
16
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\newline
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\newline
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Multiply. Write your answer in simplest form.
\newline
273
×
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\sqrt{273} \times \sqrt{42}
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\newline
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4
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\newline
−
4
9
−
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9
−
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Question
Solve for
z
z
z
.
\newline
16
=
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16 = \sqrt{z}
16
=
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\newline
z
=
z =
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=
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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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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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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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