joelmontez13 joelmontez13
  • 13-06-2017
  • Mathematics
contestada

(-6.7x 2 + 2.3x y + 5.2) - (-14.9x 2 - 3.5x y + 7.1)

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martiniolivia31
martiniolivia31 martiniolivia31
  • 13-06-2017
9.6x^2 + 5.8xy - 2.1

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