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Byju's Answer
Standard VIII
Mathematics
Factors of Algebraic Expressions
Find the irre...
Question
Find the irreducible factors of
x
3
+
3
x
2
−
3
x
−
9
.
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Solution
We have
x
3
+
3
x
2
−
3
x
−
9
=
x
2
(
x
+
3
)
−
3
(
x
+
3
)
=
(
x
2
−
3
)
(
x
+
3
)
.
Here
x
2
−
3
and
x
+
3
are irreducible factors.
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