perplexus.info :: Numbers : S.O.S. is not a prime

S.O.S. is not a prime (Posted on 2017-02-15)

Prove that:
if for integers a,b,c,d
a*d= b²+b*c+c²
then:
a²+b²+ c² + d²
is a composite number.

No Solution Yet Submitted by Ady TZIDON

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	Subject	Author	Date
	Factorization	Brian Smith	2018-12-15 23:48:14

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