factor
x^3-7x^2+11x+19
did I miss something? How can I factor if I can't take a common factor from all the terms?
thanks
stupid in midwest
2 answers
Whatever you missed, I am also missing.
The only possible rational roots are ±1,±19
so try the low-hanging fruit. A few seconds reveal that you have
(x+1)(x^2-8x+19)
That does not factor since the discriminant is negative
so try the low-hanging fruit. A few seconds reveal that you have
(x+1)(x^2-8x+19)
That does not factor since the discriminant is negative