(-11x²+2xy+9y²)(6x+3y)
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Answer:
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Step-by-step explanation:
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Answered by
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Step-by-step explanation:
Expand
(
−
11
x
2
+
2
x
y
+
9
y
2
)
(
6
x
+
3
y
)
by multiplying each term in the first expression by each term in the second expression.
−
11
x
2
(
6
x
)
−
11
x
2
(
3
y
)
+
2
x
y
(
6
x
)
+
2
x
y
(
3
y
)
+
9
y
2
(
6
x
)
+
9
y
2
(
3
y
)
Simplify terms.
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−
66
x
3
−
21
x
2
y
+
6
x
y
2
+
54
y
2
x
+
27
y
3
Add
6
x
y
2
and
54
y
2
x
.
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−
66
x
3
−
21
x
2
y
+
60
x
y
2
+
27
y
3
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