485,084 views
13 votes
13 votes
Why can’t you factor a sum of 2 squares?

User Daniel Apt
by
3.1k points

1 Answer

28 votes
28 votes
Their sum is 0 and their product = 36. But these are irrational factors or imaginary roots. We conclude a^2+36 or the sum of two squares cannot have rational factors, or simply put, the sum of two squares cannot be factorized or factored.
User Jochemke
by
3.0k points