Thread: Prove divisibility

How to prove that if:
a + b + c == 0 (mod n)$ and a^5 + b^5 + c^5 == 0 (mod n),
abc == 0 (mod n) ;/

Not true!





but .

Originally Posted by mol

How to prove that if:
a + b + c == 0 (mod n)$ and a^5 + b^5 + c^5 == 0 (mod n),
abc == 0 (mod n) ;/

This is false: take

Tonio