Mathematics, 03.07.2019 18:00, bryan519688

Which expression is a perfect cube? -8x^21 y^8 -64x^64 y^64 -125x^9 y^20 -216x^9 y^18

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Which expression is a perfect cube? -8x^21 y^8 -64x^64 y^64 -125x^9 y^20 -216x^9 y^18...