- #1
sunnybrooke
- 19
- 0
Homework Statement
Prove that the following is divisible by 228 for any n (natural number).
[tex]1561^n + 712^n -1225^n - 364^n [/tex]
Homework Equations
The Attempt at a Solution
I'm guessing you have to prove by induction. When n = 1, the quotient is 3. What do I do afterwards? Thanks.