Name: Anonymous 2011-10-05 20:47
For what values of n, where n is a positive integer, is each of the following true?
(1) x^n + a^n is divisible by x+a
(2) x^n + a^n is divisible by x-a
(1) x^n + a^n is divisible by x+a
(2) x^n + a^n is divisible by x-a