(5, 500, 10) → (500 ÷ 5) = 100 = 10² (a) (9, 729, 11) → (729 ÷ 9) = 81 = 9² (b) (8, 1352, 16) → (1352 ÷ 8) = 169 = 13² (c) (7, 847, 11) → (847 ÷ 7) = 121 = 11² (d) (10, 400, 8) → (400 ÷ 10) = 4 = 2²
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