How do you factor #a^4+2a^2b^2+b^8#?
1 Answer
Apr 3, 2017
That expression is prime.
Explanation:
If you are certain about the exponent on b in the middle term, that expression is prime. That is to say, it does not factor.
However,
For
the positive (principal) square root of
The middle term is twice the product of
Therefore we would have a Perfect Square Trinomial factoring as