kearstinoel kearstinoel
  • 19-12-2019
  • Mathematics
contestada

Factor completely 2x^2 - 98

Respuesta :

devishri1977
devishri1977 devishri1977
  • 19-12-2019

Answer:

Step-by-step explanation:

2x^2 - 98 = 2 * ( x^2 - 49)

          = 2 * (x^2 - 7^2)

          = 2 * (x+7) * (x-7)    {a²-b² = (a+b)(a-b)}

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