- #1
nelson98
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- 0
Homework Statement
For some integer n, a|(4n+3) and a|(2n+1). Therefore, 4n+3 is an integer multiple of a, as well as (2n+1). Prove or disprove that a=+/-1.
Homework Equations
N/A
The Attempt at a Solution
I have been working on this one for quite some time now, but I cannot even start it right. Can somebody help me?