Ⅰ. x 3 – 468 = 1729 Ⅱ. y 2 – 1733 + 1564 = 0

According to question,
From equation Ⅰ. x³ – 468 = 1729
⇒ x³ = 2197 = 13³
⇒ x = 13
From equation Ⅱ. y² – 1733 + 1564 = 0
⇒ y² = 169 = 13²
⇒ y = ±13
Thus , x ≥ y is required answer .