| (1) | | | | | | | | | | | | | | | | | | | | | | | | | ( | c | − | 3 | ) | ( | c | − | 1 | ) | − | ( | c | − | 3 | ) | ( | c | + | 8 | ) | | | | | | | | | | | | | | | | | | | | | | | | |
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| (2) | | | | | | | | | | | | | | | | | | | | | | | | ( | 8 | q | + | 5 | ) | ( | −5 | q | − | 3 | ) | − | 8 | ( | 5 | q | − | 10 | ) | | | | | | | | | | | | | | | | | | | | | | | |
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| (3) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ( | 8 | x | − | 6 | ) | ( | −10 | x | + | 3 | ) | − | ( | 6 | x | + | 6 | ) | ( | 10 | x | − | 4 | ) | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | = | −80 | x | + | 84 | x | − | 18 | − | ( | 60 | x | + | 36 | x | − | 24 | ) | | | | | | | | | | | | | | | | | | | | | | | | | |
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| (4) | | | | | | | | | | | | | | | | | | | | | | | ( | y | + | 8 | ) | ( | −3 | y | − | 5 | ) | + | 10 | ( | 9 | y | − | 1 | ) | | | | | | | | | | | | | | | | | | | | | | |
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| (5) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ( | −6 | w | − | 10 | ) | ( | −7 | w | + | 10 | ) | − | ( | − | w | − | 3 | ) | ( | −6 | w | + | 4 | ) | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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| (6) | | | | | | | | | | | | | | | | | | | | | | | | | ( | p | − | 9 | ) | ( | p | + | 9 | ) | + | ( | p | − | 7 | ) | ( | p | − | 3 | ) | | | | | | | | | | | | | | | | | | | | | | | | |
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| (7) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ( | −10 | b | − | 6 | ) | ( | −9 | b | − | 7 | ) | + | ( | −5 | b | + | 1 | ) | ( | 5 | b | − | 2 | ) | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | = | 90 | b | + | 124 | b | + | 42 | + | ( | −25 | b | + | 15 | b | − | 2 | ) | | | | | | | | | | | | | | | | | | | | | | | | | |
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