Função De Segundo Grau Flashcards

1
Q

Como se calcular o Xv e o Yv?

A

Xv=x+ x`/2
Xv=-b/2a

Yv=-∆/4a

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2
Q

Quais as 3 formas de escrever uma função de 2˚ grau?

A

F(x)=axˆ2+bx+c
Y=a(x-x`)(x-x”)
Y=a(x-Xv)ˆ2+Yv

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