We were asked to prove that for any integer n where C(n,r) is choosing r objects from n objects.
Follow Math Help Forum on Facebook and Google+
Originally Posted by sthato We were asked to prove that for any integer n sum of C(n,2r) for r >= 0 is equal to sum of C(n,2r-1) for r>= 1 where C(n,r) is choosing r objects from n objects. Write down the binomial expansion of (which is equal to 0, of course).
View Tag Cloud