If \(x\) and \(y\) are integers and \(xy\) does not equal \(0,\) is \(xy < 0?\)

[Vincen]

If \(x\) and \(y\) are integers and \(xy\) does not equal \(0,\) is \(xy < 0?\)

(1) \(y=x^4–x^3\)

(2) \(−12y^2–y^2x+x^2y^2>0\)

[spoiler]OA=E[/spoiler]

Source: Manhattan GMAT