Respostas

  • Usuário do Brainly
2014-05-25T19:04:01-03:00


vértice    x= -b/2a      y= -Δ/4a

a) x=6/2=3     y=-16/4= 4      v(3,40

b) x=-2/-2    x=1         y=-4/-4=1        v(1,1)

c)   x=4/2=2          y=-16/4=-4           V(2,-4)

d)   x=o/-6=o        y=o         V(0,0)

e)  x=16/8=2     y=-144/16=9      V(2,9)

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