October 2020 0 118 Report
UEFS/As funções f(x)=x²-x-2 e g(x)=ax²+bx+c, com a<0,tem as mesmas raizes e distância entre os vertices dos seus graficos é de 9 unidades .Logo, a+b+c é igual a A) -10, B)-3, C)5, D)6, E)9
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