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Integer Check Conclusion (
Posted on 2016-01-06
)
Is the expression gcd(X, Y)*C(Y,X)/Y always an integer for every pair (X,Y) of postive integers with 1 ≤ X ≤ Y.
Give reasons for your answer.
*** C(m,n) = (m)!/(n!*(m-n)!)
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Submitted by
K Sengupta
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