Sakorab14 Sakorab14
  • 13-06-2017
  • Mathematics
contestada

What is the line of symmetry for the parabola whose equation is y = 3x2 + 24x - 1?

Respuesta :

ghanami
ghanami ghanami
  • 14-06-2017
hello :
y = 3x2 + 24x - 1
   = 3(x²+8x) -1
   = 3 (x² +2(4)(x) +4²- 4² ) -1
   = 3((x+4)² -16)-1
y = 3(x+4)² - 49
the line of symmetry is : x= - 4
Answer Link
jaymula jaymula
  • 09-06-2019

Answer:x=-4

Step-by-step explanation:

Answer Link

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