filipinagirl
filipinagirl filipinagirl
  • 09-09-2016
  • Mathematics
contestada

How do I solve this? 4x^2-2x(x-2y)+2y(2y+x)-2x^2

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nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 09-09-2016
4x^2 - 2x(x - 2y) + 2y(2y + x) - 2x^2 = 4x^2 - 2x^2 - 4xy + 4y^2 + 2xy - 2x^2 = 4y^2 - 2xy
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