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emilie09
@emilie09
June 2021
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SVP aider moi pour le 30-31)
Merci
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pan59
F(x) = x²-3
F(0)= -3
F(1)= -2
F(-5)= 22
F(0,1) = -2,99
F(racine(3)) = 0
F(-0,5) = -2,75
31) (t-1)²
a m(0) = 1
b m(1) = 0
c m(-9) = 100
d, (t-1)²=-4
(t-1)²+4=0
t²-2t+1+4=0 -> t²-2t+5=0
delta = -16 donc pas de racines
(t-1)²=16
(t-1)²-16=0
t²-2t+1-16=0
t²-2t-15=0
delta=64
racines (antécédents)=5 et -3
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emilie09
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SVP, vous pouvais m'aider?
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Bonjour j'ai besoin d'aide stp ..
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emilie09
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Je doit demander des questions a ma famille pendant la guerre, mais comme il sont pas la et que ses pour demain donc vous pouvais me dire quoi? merci de repondre :)
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Un exercice de math qui peut m'aider svp merci .. C'est pour demain N"97)
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F(0)= -3
F(1)= -2
F(-5)= 22
F(0,1) = -2,99
F(racine(3)) = 0
F(-0,5) = -2,75
31) (t-1)²
a m(0) = 1
b m(1) = 0
c m(-9) = 100
d, (t-1)²=-4
(t-1)²+4=0
t²-2t+1+4=0 -> t²-2t+5=0
delta = -16 donc pas de racines
(t-1)²=16
(t-1)²-16=0
t²-2t+1-16=0
t²-2t-15=0
delta=64
racines (antécédents)=5 et -3