а³-в³=(а-в)(а²+ав+в²) а³+в³=(а+в)(а²-ав+в²)
8-125а³=2³-(5а)³=(2-5а)(4+10а+25а²)
64в³-27=(4в)³-3³=(4в-3)(16в²+12в+9)
27а³+64у³=(3а)³+(4у)³=(3а +4у)(9а² -12ау + 16у²)
х⁶+27у³ =(х²)³+(3у)³=(х²+3у)(х^4-3x²y+9у²)
8а⁹-125в⁶=(2а³)³-(5в²)³=(2а³-5в²)(4а^6+10a³b²+25b^4)
m¹²+n¹⁵=(m^4)³+(n^5)³=(m^4+n^5)(m^8-m^4n^5+n^10)
216+m⁶
=6³+(m²)³=(6+m²)(36-6m²+m^4)