Question

dada a função y=2x+12x-16 calcule Xv e Yv​

Answer 1

Acredito que o 2 seja x2 então

Xv= -b/2a

Xv= -12/4

Xv=-3

Yv= -Delta/4a

Delta=144-4.2.-16

Delta=144-128

Delta=16

Yv=-16/8

Yv= -2