SubArea: Polynomials and fractionsLevel: CProject ID: 1003032404Accepted: 1Clonable: 0Easy: 0Simplifying the rational expression x6−y6x2−y2 we get:(x2−xy+y2)(x2+xy+y2)x4−y4x3−y3(x2−2xy+y2)(x2+2xy+y2)