(1) | | 3 | | 2 | | | 1 | | | 1 | | | 2 | | 1 | | | 1 | | | 2 | | | ( | x | + | y | − | ) | + | ( | x | + | y | − | ) | | 4 | 3 | 2 | 3 | 7 | 2 | 6 | 7 | | | | | | | | | | | | | | |
| | | 3 | | 2 | | | 3 | | 1 | | | 3 | | 1 | | 2 | | 1 | | | 2 | | 1 | | | 2 | | 2 | | 9 | | | 71 | | | 65 | | = | × | x | + | × | y | − | × | + | × | x | + | × | y | − | × | = | x | + | y | − | | 4 | 3 | 4 | 2 | 4 | 3 | 7 | 2 | 7 | 6 | 7 | 7 | 14 | 168 | 196 | | | | | | | | | | | | | | | | | | | | | | |
|
(2) | | 2 | | 4 | | | 1 | | | | 1 | | 1 | | | 1 | | | | ( | u | − | v | ) | − | ( | u | − | v | ) | | 3 | 7 | 3 | 2 | 2 | 3 | | | | | | | | | | | | |
| | | 2 | | 4 | | | 2 | | 1 | | | 1 | | 1 | | | 1 | | 1 | | | 11 | | | 1 | | | = | × | u | − | × | v | − | × | u | + | × | v | = | u | − | v | | 3 | 7 | 3 | 3 | 2 | 2 | 2 | 3 | 84 | 18 | | | | | | | | | | | | | | | | | |
|
(3) | | 1 | | 1 | | | 2 | | | 1 | | | 1 | | 4 | | | 4 | | | 2 | | | ( | x | − | y | + | ) | + | ( | x | − | y | + | ) | | 4 | 2 | 3 | 2 | 3 | 5 | 5 | 3 | | | | | | | | | | | | | | |
| | | 1 | | 1 | | | 1 | | 2 | | | 1 | | 1 | | 1 | | 4 | | | 1 | | 4 | | | 1 | | 2 | | 47 | | | 13 | | | 25 | | = | × | x | − | × | y | + | × | + | × | x | − | × | y | + | × | = | x | − | y | + | | 4 | 2 | 4 | 3 | 4 | 2 | 3 | 5 | 3 | 5 | 3 | 3 | 120 | 30 | 72 | | | | | | | | | | | | | | | | | | | | | | |
|
(4) | | 1 | | 6 | | | 1 | | | | 2 | | 1 | | | 1 | | | | ( | p | − | q | ) | + | ( | p | + | q | ) | | 3 | 7 | 3 | 3 | 3 | 7 | | | | | | | | | | | | |
| | | 1 | | 6 | | | 1 | | 1 | | | 2 | | 1 | | | 2 | | 1 | | | 32 | | | 1 | | | = | × | p | − | × | q | + | × | p | + | × | q | = | p | − | q | | 3 | 7 | 3 | 3 | 3 | 3 | 3 | 7 | 63 | 63 | | | | | | | | | | | | | | | | | |
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(5) | | 1 | | 1 | | | 3 | | | 1 | | | 1 | | 2 | | | 5 | | | 2 | | | ( | u | − | v | + | ) | − | ( | u | − | v | − | ) | | 5 | 5 | 4 | 2 | 4 | 5 | 7 | 3 | | | | | | | | | | | | | | |
| | | 1 | | 1 | | | 1 | | 3 | | | 1 | | 1 | | 1 | | 2 | | | 1 | | 5 | | | 1 | | 2 | | | 3 | | | 1 | | | 4 | | = | × | u | − | × | v | + | × | − | × | u | + | × | v | + | × | = | − | u | + | v | + | | 5 | 5 | 5 | 4 | 5 | 2 | 4 | 5 | 4 | 7 | 4 | 3 | 50 | 35 | 15 | | | | | | | | | | | | | | | | | | | | | | | |
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(6) | | 1 | | 5 | | | 1 | | | 3 | | 1 | | | 1 | | | ( | x | + | ) | − | ( | x | − | ) | | 3 | 7 | 4 | 4 | 3 | 2 | | | | | | | | | | |
| | | 1 | | 5 | | | 1 | | 1 | | 3 | | 1 | | | 3 | | 1 | | | 1 | | | 11 | | = | × | x | + | × | − | × | x | + | × | = | − | x | + | | 3 | 7 | 3 | 4 | 4 | 3 | 4 | 2 | 84 | 24 | | | | | | | | | | | | | | | |
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(7) | | 2 | | 1 | | | 3 | | | | 2 | | 1 | | | 1 | | | | ( | a | − | b | ) | − | ( | a | − | b | ) | | 5 | 7 | 4 | 7 | 2 | 3 | | | | | | | | | | | | |
| | | 2 | | 1 | | | 2 | | 3 | | | 2 | | 1 | | | 2 | | 1 | | | | 3 | | | 43 | | | = | × | a | − | × | b | − | × | a | + | × | b | = | − | a | − | b | | 5 | 7 | 5 | 4 | 7 | 2 | 7 | 3 | 35 | 210 | | | | | | | | | | | | | | | | | | |
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