Tentukan KPK dan FPB dari 20xy² dan 25x²y³​

20xy² = 2² × 5 × x × y²

25x²y³ = 5² × x² × y³

KPK = 2² × 5² × x² × y³

= 4 × 25 × x²y³ = 100x²y³

FPB = 5 × x × y² = 5xy²