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Sagot :

Bonjour

f ( -1) = (-1)² - 9 = 1-9 = -8

f (0) = 0² - 9 = -9

f(1) = 1² - 9 = 1-9 = -8

f(3) = 3² -9 = 9-9 = 0

Réponse :

f(x)=-1   -1²-9= -8

f(x)=0    0²-9= -9

f(x)=1     1²-9= -8

f(x)=3     3²-9= 0

Explications étape par étape

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