FONCTIONS AFFINES
Construire la droite représentant chaque fonction affine :
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O
i
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O
i
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i
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f(x) = 2x + 1 f(x) = -x + 3 f(x) = 2x – 3 f(x) = x – 2
1. 2. 3. 4.
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O
i
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O
i
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O
i
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5. 6. 7. 8.
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O
i
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O
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O
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9. 10. 11. 12.
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O
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13. 14. 15. 16.
f(x) = 3x f(x) = -4x + 3 f(x) = -2x – 3 f(x) = 5x – 4
f(x) = -4x – 4 f(x) = 1
2 x f(x) = 3
2 x – 2 f(x) = - 1
2 x + 1
f(x) = 2
3 x – 1 f(x) = - 54 x + 4 f(x) = - 43 x + 1 f(x) = 3
FONCTIONS AFFINES
Collège La Providence - Montpellier
CORRIGE
i
j
O
i
j
O
i
j
O
i
j O
f(x) = 2x + 1 f(x) = -x + 3 f(x) = 2x – 3 f(x) = x – 2
1. 2. 3. 4.
i
j
O
i
j
O
i
j
O
i
j O
5. 6. 7. 8.
i
j
O
i
j
O
i
j
O
i
j O
9. 10. 11. 12.
i
j
O
i
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O
i
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O
i
j O
13. 14. 15. 16.
f(x) = 3x f(x) = -4x + 3 f(x) = -2x – 3 f(x) = 5x – 4
f(x) = -4x – 4 f(x) = 1
2 x f(x) = 3
2 x – 2 f(x) = - 1
2 x + 1
f(x) = 2
3 x – 1 f(x) = - 5
4 x + 4 f(x) = - 4
3 x + 1 f(x) = 3
