Réponse :
bonsoir
x -1.2 -1 -0.8 -0.4 -0.2 0 0.2 0.4 0.6 0.8
f(x) 5.04 4 3.04 0.48 0.64 0 -0.56 -1.04 -1.44 -1.76
x 1 1.2 1.4 1.6 1.8 2
f(x) -2 -2.16 -2.24 -2.24 -2.16 -2
calcul
(-1.2²)-3×(-1.2)=5.04
(-1)²-3×(-1)=4
(-0.8)²-3×(-0.8)=3.04
etc
Explications étape par étape
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Réponse :
bonsoir
x -1.2 -1 -0.8 -0.4 -0.2 0 0.2 0.4 0.6 0.8
f(x) 5.04 4 3.04 0.48 0.64 0 -0.56 -1.04 -1.44 -1.76
x 1 1.2 1.4 1.6 1.8 2
f(x) -2 -2.16 -2.24 -2.24 -2.16 -2
calcul
(-1.2²)-3×(-1.2)=5.04
(-1)²-3×(-1)=4
(-0.8)²-3×(-0.8)=3.04
etc
Explications étape par étape