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8.1
Exercice 1
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8.2
Exercice 2
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8.3
Exercice 3
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8.4
Exercice 4
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8.5
Exercice 5
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8.6
Exercice 6
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8.7
Exercice 7
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8.8
Exercice 8
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8.9
Exercice 9
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8.10
Exercice 10
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8.11
Exercice 11
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8.12
Exercice 12
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8.13
Exercice 13
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8.14
Exercice 14
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8.15
Exercice 15
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8.16
Exercice 16