Define na! for positve integers n and a
na!=n(n-a)(n-2a)(n-3a)......(n-ka) where k is the greatest integer for which n>ka then find the quotient of 728!182!
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1 Answers
62see that 72=4 x 18
and 8=4x2
so the number will simply be :
4 x 4 x 4 ... 4 (9 times)
