| (1) | | | 1 | | | | | 2 | | | | | | 2 | | | | | | | − | v | ÷ | ( | u | v | ) | × | u | v | | | 4 | | 3 | | 7 | | | | | | | | | | | | | | | | | |
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| (2) | | | 1 | | | | | | 1 | | | | | | 1 | | | | | | − | y | ÷ | ( | − | x | ) | ÷ | ( | z | ) | | | 2 | | 2 | | 3 | | | | | | | | | | | | | | | | |
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| (3) | | 4 | | | | | | 3 | | | | | | 2 | | | | | b | × | ( | − | ) | b | ÷ | ( | b | ) | | | 7 | | 7 | | 7 | | | | | | | | | | | | | |
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| (4) | | | 4 | | | | | 1 | | | | | | 1 | | | | | − | x | ÷ | ( | x | y | ) | × | z | | | 7 | | 2 | | 3 | | | | | | | | | | | | | | |
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| (5) | | 2 | | | | | | 1 | | | | | | | 3 | | | | | a | b | ÷ | ( | a | ) | ÷ | ( | − | a | ) | | | 3 | | 3 | | 4 | | | | | | | | | | | | | | |
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| (6) | | 2 | | | | | 1 | | | | | | | 5 | | | | | | p | × | ( | − | ) | q | r | ÷ | ( | p | ) | | | 3 | 2 | | 6 | | | | | | | | | | | | | | | |
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| (7) | | | 1 | | | | | | | 1 | | | | | | | 4 | | | | | − | x | y | ÷ | ( | y | ) | ÷ | ( | − | y | ) | | | 7 | | | 2 | | 7 | | | | | | | | | | | | | | | | |
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