\(x^2−x−2\)
\(x^2+x−9\)
\(x^2−2x−12\)
\(x^2+2x−3\)
\(x^2−6x−27\)
\(x^2+x−8\)
\(x^2−6x−7\)
\(x^2+6x−40\)