sophia839 sophia839
  • 09-02-2021
  • Mathematics
contestada

3x^2 + 9x + 4x + 12

Respuesta :

lynnkc2000 lynnkc2000
  • 09-02-2021

Answer:

steps below

Step-by-step explanation:

3x² + 9x + 4x + 12 = 3x² + 13x +12 = (x+3)(3x+4)

if 3x² + 9x + 4x + 12 = 0    x = -3 or x = - 4/3

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