If prime ----> can't be factored over the rational numbers
no rational factors if its (b^2 - 4ac) is NOT a perfect square.
b^2 - 4ac = 81 - 4(2)(1) = 73
which is not a perfect square , so ....
end of discussion.
The following polynomial is prime. 2q² + 9q + 1
2 answers
What is the question, anna? Do we need to factor it?