Pangkat 2

0

1^2 =0 1

2^2 =0 4

3^2 =0 9

4^2 = 16

5^2 = 25

6^2 = 36

7^2 = 49

8^2 = 64

9^2 = 81

Pangkat 2 :

123^2 = 1^2|2*1*2|2*1*3+2*2|2*2*3|3^2

000000= 1|4|6+4|12|9

000000= 1|4|10|12|9

000000= 1|4+1|0+1|2|9

000000= 1|5|1|2|9

000000= 15129 karena akhir 3^2 = 9

atau : 123*1|123*2|123*3

123|246|369

12|3+24|6+36|9

12|27|42|9

1|2+2|7+4|2|9

1|4|11|2|9

1|4+1|1|2|9

1|5|1|2|9

15129