Última palavra:
2 10 ( 1 , ∗) 1 2 8 , 1 , 3 3 8 7 , ∗, ( 4 1, 2 5 ), 10 1 11 3 9 7 . 4 9 3 9 3 5 1 1 1 2 1 , 2 8 1 6 3 7 5:
1 ∗ 1 = 1 ;
1 ∗ 1 = 1 .
2 4 1 2 5- 5 3 2 8 6 , 4 1, 2 8, 1 , 3 3:
1 ∗ 1 = 1 1 1 ∗ 1 = 1 4 4 1 2 1 .
4 2 7 – 2 4 2 3 4 8 3 4 3 2 7 14
9 – 3 9 9 3 8 2 2 8 10 3 3 8 7 11
7 – 2 9 3 2 8 6