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IMC 2001 — Keystage 3 (IWYMIC) — team Question 5

xIMC · IMC 2001 — Keystage 3 (IWYMIC) — team

Question 5

The four-digit number $3025$ is the square of the sum of the number formed by its first two digits and that formed by its last two digits: $(30+25)^2=3025$. Find all other four-digit numbers with this property.