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2015 BMT Spring
7
2015 BMT Spring Analysis 7
2015 BMT Spring Analysis 7
Source:
January 20, 2022
Summation
binomial coefficients
algebra
Problem Statement
Evaluate
∑
k
=
0
37
(
−
1
)
k
(
75
2
k
)
\sum_{k=0}^{37}(-1)^k\binom{75}{2k}
∑
k
=
0
37
(
−
1
)
k
(
2
k
75
)
.
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