Răspuns :
100 - 10 la puterea a doua ( 10 × 10 = 100 )
121 - 11 la puterea a doua (11 ×11 = 121 )
144 - 12 la puterea a doua ( 12 × 12 = 144 )
169 - 13 la puterea a doua ( 13× 13 = 169 )
196 - 14 la puterea a doua ( 14 × 14 = 196 )
121 - 11 la puterea a doua (11 ×11 = 121 )
144 - 12 la puterea a doua ( 12 × 12 = 144 )
169 - 13 la puterea a doua ( 13× 13 = 169 )
196 - 14 la puterea a doua ( 14 × 14 = 196 )