Foolz
Foolz Foolz
  • 22-08-2016
  • Mathematics
contestada

1) (x-3)(x+3) = ?
2) 3x^2 - y) (3x^2+y)

Respuesta :

mychaleden
mychaleden mychaleden
  • 22-08-2016
1). x^2-9
2). 9x^4-y^2
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