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Math1404
@Math1404
January 2021
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salut, niveau 2nde qui serait le faire s'il vous plaît je n'arrive pas cet exercice?
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ProfdeMaths1
Verified answer
F(x)=a(x-(-1))²+1,85 d'après le sommet
a<0 et f(5)=-2,15
donc a(5+1)²+1,85=-2,15
donc a=-4/36=-1/9
ainsi
f(x)=-1/9(x+1)²+1,85
1 votes
Thanks 1
Math1404
d'accord merci
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Verified answer
F(x)=a(x-(-1))²+1,85 d'après le sommeta<0 et f(5)=-2,15
donc a(5+1)²+1,85=-2,15
donc a=-4/36=-1/9
ainsi f(x)=-1/9(x+1)²+1,85