Bonjour,
F = 2 (9 + 3)
F = 2 × 9 + 2 × 3
F = 18² + 6
G = 6 + 4 (4a - 3)
G = 6 + 4 × 4a + 4 × (-3)
G = 6 + 16a - 12
G = 16a - 6
H = (5 - 5) - 7 (² + )
H = × 5 - × 5 - 7 × ² - 7 ×
H = 5 - 5² - 7² - 7
H = -12² - 2
En espérant t'avoir aidé :)
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Verified answer
Bonjour,
F = 2
(9
+ 3)
F = 2
× 9
+ 2
× 3
F = 18
² + 6
G = 6 + 4 (4a - 3)
G = 6 + 4 × 4a + 4 × (-3)
G = 6 + 16a - 12
G = 16a - 6
H =
(5 - 5
) - 7 (
² +
)
H =
× 5 -
× 5
- 7 ×
² - 7 × 
H = 5
- 5
² - 7
² - 7
H = -12
² - 2
En espérant t'avoir aidé :)