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Combinatorics
hard
0:00.0
The value of
C
(
n
,
0
)
+
C
(
n
,
1
)
C(n, 0) + C(n, 1)
C
(
n
,
0
)
+
C
(
n
,
1
)
is:
A
n
n
n
B
n
+
1
n+1
n
+
1
C
1
D
2
n
2n
2
n
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