Question

cum se poate rezolva :13 la puterea 100=cu suma a doua numere fiecare la patrat

Answer 1

13^100 = 13^2 × 13^98 = 169 × 13^98 = (25 + 144) × 13^98 = 25 × 13^98 + 144 × 13^98 = 5^2 × 13^98 + 12^2 × 13^98 = (5 × 13^49)^2 + (12 × 13^49)^2