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Let’s check out your problem:
Find the product. Simplify your answer.
\newline
(
2
k
+
1
)
(
k
−
2
)
(2k + 1)(k - 2)
(
2
k
+
1
)
(
k
−
2
)
View step-by-step help
Home
Math Problems
Algebra 1
Multiply two binomials
Full solution
Q.
Find the product. Simplify your answer.
\newline
(
2
k
+
1
)
(
k
−
2
)
(2k + 1)(k - 2)
(
2
k
+
1
)
(
k
−
2
)
Distribute
2
k
2k
2
k
:
Now, we will distribute
2
k
2k
2
k
across the terms in the second binomial.
\newline
2
k
(
k
−
2
)
=
2
k
×
k
−
2
k
×
2
2k(k - 2) = 2k \times k - 2k \times 2
2
k
(
k
−
2
)
=
2
k
×
k
−
2
k
×
2
\newline
=
2
k
2
−
4
k
= 2k^2 - 4k
=
2
k
2
−
4
k
Distribute
1
1
1
:
Next, we will distribute
1
1
1
across the terms in the second binomial.
1
(
k
−
2
)
=
1
×
k
−
1
×
2
1(k - 2) = 1 \times k - 1 \times 2
1
(
k
−
2
)
=
1
×
k
−
1
×
2
=
k
−
2
= k - 2
=
k
−
2
Combine terms:
Now, we will combine the results from the previous steps.
\newline
(
2
k
+
1
)
(
k
−
2
)
=
(
2
k
2
−
4
k
)
+
(
k
−
2
)
(2k + 1)(k - 2) = (2k^2 - 4k) + (k - 2)
(
2
k
+
1
)
(
k
−
2
)
=
(
2
k
2
−
4
k
)
+
(
k
−
2
)
\newline
=
2
k
2
−
4
k
+
k
−
2
= 2k^2 - 4k + k - 2
=
2
k
2
−
4
k
+
k
−
2
Simplify expression:
Finally, we will combine like terms to simplify the expression.
2
k
2
−
4
k
+
k
−
2
=
2
k
2
−
3
k
−
2
2k^2 - 4k + k - 2 = 2k^2 - 3k - 2
2
k
2
−
4
k
+
k
−
2
=
2
k
2
−
3
k
−
2
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\newline
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\newline
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(
4
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+
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\newline
(
3
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)
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(
3
y
+
2
)
2
\newline
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Question
Divide. If there is a remainder, include it as a simplified fraction.
\newline
(
24
t
2
+
36
t
)
÷
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(24t^2 + 36t) \div 6t
(
24
t
2
+
36
t
)
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Question
Is the function
q
(
x
)
=
x
6
−
9
q(x) = x^6 - 9
q
(
x
)
=
x
6
−
9
even, odd, or neither?
\newline
Choices:
\newline
[[even][odd][neither]]
\text{[[even][odd][neither]]}
[[even][odd][neither]]
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Posted 9 months ago
Question
Find the product. Simplify your answer.
\newline
−
3
q
2
(
−
3
q
2
+
q
)
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−
3
q
2
(
−
3
q
2
+
q
)
\newline
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Question
Find the product. Simplify your answer.
\newline
(
r
+
3
)
(
4
r
+
2
)
(r + 3)(4r + 2)
(
r
+
3
)
(
4
r
+
2
)
\newline
______
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Question
Find the roots of the factored polynomial.
\newline
(
x
+
7
)
(
x
+
4
)
(x + 7)(x + 4)
(
x
+
7
)
(
x
+
4
)
\newline
Write your answer as a list of values separated by commas.
\newline
x
=
x =
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=
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Posted 9 months ago
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