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Maths CBSE Live product
Class 9 (2025-26)
Polynomials
Annual Revision I - Polynomials
10.
TBQ - Factorize using algebric identity
Question:
3
m.
Factorize each of the following:
(i)
\(27y^3 + 216z^3=\)
(ii)
\(216m^3 – 27n^3=\)
Answer variants:
(
6
m
−
3
n
)
(
36
m
2
+
18
mn
+
9
n
2
)
(
6
m
+
3
n
)
(
36
m
2
−
18
mn
+
9
n
2
)
(
3
y
−
6
z
)
(
9
y
2
+
18
+
36
z
2
)
(
3
y
+
6
z
)
(
9
y
2
−
18
+
36
z
2
)
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