Discrete Math Quiz
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COUNTING AND COMBINATORICS
Question 1
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In the expansion of
(
x
+
y
)
12
(x + y)^{12}
(
x
+
y
)
12
, how many terms have coefficients that are divisible by
5
5
5
?
A
8
8
8
B
9
9
9
C
10
10
10
D
11
11
11
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