perplexus.info :: Numbers : A coprime couple

A coprime couple (Posted on 2021-08-05)

Prove the following:
For any two positive coprime numbers a and b
no common divider greater than 2 exists
for a+b & a²+b²

No Solution Yet Submitted by Ady TZIDON

Rating: 4.0000 (1 votes)

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re: Solution

Comment 3 of 3 |

(In reply to Solution by Brian Smith)

Nice and concise.

but

In the 7th line please change +b^2 to - b^2.

Posted by Ady TZIDON on 2021-08-06 05:19:37

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