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Standard VIII
Mathematics
Factorisation by Common Factors
Question
Factorise the following expression:
7
a
2
+
14
a
7
a
(
a
+
2
)
7
(
a
−
2
)
14
(
7
a
+
1
)
7
a
(
a
−
2
)
A
7
a
(
a
+
2
)
B
7
(
a
−
2
)
C
7
a
(
a
−
2
)
D
14
(
7
a
+
1
)
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Solution
Verified by Toppr
Given expression is
7
a
2
+
14
a
Taking common factor
7
a
from both terms we get,
7
a
(
a
+
2
)
Hence, option A is correct.
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