- #1
PennState666
- 18
- 0
Homework Statement
(2) P is a prime number and a and b are positive integers .
We Know...
p | a^6 \
and
p | a^3 + b^7.
how do i find out how to prove that p | b?
Homework Equations
if a | b, then a | bx for every x in Z
if a | b, and a | c, then a | bx + cy for any x,y in Z.
The Attempt at a Solution
p | (a^3)(a^3)
p | a^6(n) + (a^3 + b^7)m for any m,n in Z.
I can't figure anything out about b :(