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Byju's Answer
Standard XII
Mathematics
Binomial Theorem for Any Index
Number of ter...
Question
Number of terms in the expansion of
(
a
+
b
+
c
+
d
+
e
)
5
is
A
25
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B
63
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C
126
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D
252
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Solution
The correct option is
C
126
n
+
r
−
1
C
r
=
5
+
5
−
1
C
5
=
9
C
5
=
126
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