Mat(m, p, K) ma cac phAn tit &tele xac dinh INNa doe ik = Zaijbjk5=1&toe goi litich caa hai ma tram B ye. A.Vol A, B e Mat(n, K), to có det(AB) = detA. detB.ma
theducare.com11MATHEDUCARE.COMMATHEDUCARE.COMd) Tap Mat(n, K) con ma tran yang cap n vdi phep toancOng lap thanh mot n[r]