| (1) | | | | | | | | | | | | | | | | | | | | | | | | | ( | q | − | 6 | ) | ( | q | + | 6 | ) | − | ( | q | + | 9 | ) | ( | q | − | 4 | ) | | | | | | | | | | | | | | | | | | | | | | | | |
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| (2) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ( | 3 | y | − | 10 | ) | ( | −5 | y | + | 4 | ) | − | ( | 5 | y | − | 7 | ) | ( | 5 | y | − | 9 | ) | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | = | −15 | y | + | 62 | y | − | 40 | − | ( | 25 | y | − | 80 | y | + | 63 | ) | | | | | | | | | | | | | | | | | | | | | | | | | |
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| (3) | | | | | | | | | | | | | | | | | | | | | | | | | ( | z | + | 2 | ) | ( | z | − | 6 | ) | + | ( | z | − | 3 | ) | ( | z | + | 4 | ) | | | | | | | | | | | | | | | | | | | | | | | | |
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| (4) | | | | | | | | | | | | | | | | | | | | | | | | | ( | z | − | 4 | ) | ( | z | + | 9 | ) | + | ( | z | − | 3 | ) | ( | z | − | 7 | ) | | | | | | | | | | | | | | | | | | | | | | | | |
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| (6) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ( | 8 | b | + | 10 | ) | ( | 2 | b | + | 4 | ) | + | ( | −5 | b | − | 7 | ) | ( | −6 | b | + | 10 | ) | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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| (7) | | | | | | | | | | | | | | | | | | | | | | | | | ( | x | − | 5 | ) | ( | x | − | 6 | ) | − | ( | x | + | 8 | ) | ( | x | − | 2 | ) | | | | | | | | | | | | | | | | | | | | | | | | |
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