emilygmiller205 emilygmiller205
  • 21-08-2019
  • Mathematics
contestada

1
Is this trinomial a trinomial square?
x2 + 18x + 81.

Respuesta :

Cxlver
Cxlver Cxlver
  • 21-08-2019

Answer:

Yes, because it can be factored as (x+9)^2

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