datboi223 datboi223
  • 13-03-2017
  • Mathematics
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Simplify: (4x2 + 8xy + 2y2) − (−9x2 − 4xy − 7y2)
5x2 + 4xy − 5y2
−5x2 − 4xy + 9y2
13x2 + 12xy + 9y2
13x2 − 12xy + 5y2

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violetblue
violetblue violetblue
  • 13-03-2017
you're answer will be C 13x2+12xy+9y2
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jiannanalee
jiannanalee jiannanalee
  • 13-03-2017
when simplified 13x2+12xy+9y2 
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