korbinwilkinsen
korbinwilkinsen korbinwilkinsen
  • 08-05-2017
  • Mathematics
contestada

PLEASE HELP MEEEE!!!!

What is the equation for the line of symmetry for the graph of the functiony=-4x^2+6x-8?

A.
x=-3/4
B.
x=-1/2
C.
x=3/4
D.
x=1/2

Respuesta :

Destroyer123skate
Destroyer123skate Destroyer123skate
  • 08-05-2017
What is the equation for the line of symmetry for the graph of the functiony=-4x^2+6x-8?


C.
x=3/4
Answer Link
apologiabiology
apologiabiology apologiabiology
  • 09-05-2017
the axis of symmetry of y=ax²+bx+c is -b/(2a)

given

y=-4x²+6x-8
a=-4
b=6

axis of symmetry is -6/(2*-4)=-6/-8=6/8=3/4

answer is C
Answer Link

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