ellieharooni ellieharooni
  • 12-07-2021
  • Mathematics
contestada

factor 9-x^2 completely

Respuesta :

Pop55
Pop55 Pop55
  • 12-07-2021

Answer:

-(x + 3)(x - 3)

Step-by-step explanation:

Using the difference of squares we can factor this expression.

[tex](9 - x^2)\\= (3^2 - x^2)\\= (3 + x)(3 - x)\\= -(3 + x)(-3 + x)\\= -(x + 3)(x - 3)[/tex]

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