For what values of y are the maxima of the functions cos(x-y) and -cos(x) located at the same x values?
(n/2), where n is an integer
(1+n/2), where n is an integer
(2n+1/2), where n is an integer
n , where n is an integer
(2n+3/2), where n is an integer
2n, where n is an integer
(2n+1)...