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Byju's Answer
Standard VIII
Mathematics
Addition and Subtraction of Algebraic Expression
Factorize : ...
Question
Factorize :
a
3
+
3
a
2
b
+
3
a
b
2
+
b
3
−
8
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Solution
a
3
+
3
a
2
b
+
3
a
b
2
+
b
3
−
8
=
(
a
+
b
)
3
−
2
3
=
[
(
a
+
b
)
−
2
]
[
(
a
+
b
)
2
+
2
(
a
+
b
)
+
2
2
]
=
(
a
+
b
−
2
)
(
a
2
+
b
2
+
2
a
b
+
2
a
+
2
b
+
4
)
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1
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Q.
a
3
− 3a
2
b + 3ab
2
− b
3
+ 8