| (1) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ( | − | b | + | 2 | ) | ( | 4 | b | − | 7 | ) | − | ( | −2 | b | + | 3 | ) | ( | −8 | b | + | 9 | ) | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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| (2) | | | | | | | | | | | | | | | | | | | | | | | | | ( | c | − | 5 | ) | ( | c | + | 5 | ) | + | ( | c | + | 6 | ) | ( | c | − | 10 | ) | | | | | | | | | | | | | | | | | | | | | | | | |
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| (3) | | | | | | | | | | | | | | | | | | | | | | | ( | 10 | q | + | 2 | ) | ( | −8 | q | − | 10 | ) | − | ( | 4 | q | − | 3 | ) | | | | | | | | | | | | | | | | | | | | | | |
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| (6) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ( | −5 | q | + | 4 | ) | ( | 8 | q | + | 4 | ) | + | ( | − | q | − | 10 | ) | ( | 9 | q | − | 7 | ) | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | = | −40 | q | + | 12 | q | + | 16 | + | ( | −9 | q | − | 83 | q | + | 70 | ) | | | | | | | | | | | | | | | | | | | | | | | | | |
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| (7) | | | | | | | | | | | | | | | | | | | | | | | | | ( | c | − | 2 | ) | ( | c | + | 8 | ) | + | ( | c | + | 4 | ) | ( | c | − | 2 | ) | | | | | | | | | | | | | | | | | | | | | | | | |
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