I have a problem solving the following exercise.
i have to prove that = = 1/2
I have to prove that each sum is equal to 1/2 !!
(n is odd and I know that both sums together are 1, but I cannot prove why each is 1/2)
Help is appreciated!
I have a problem solving the following exercise.
i have to prove that = = 1/2
I have to prove that each sum is equal to 1/2 !!
(n is odd and I know that both sums together are 1, but I cannot prove why each is 1/2)
Help is appreciated!