ChaylaWilliams
ChaylaWilliams ChaylaWilliams
  • 20-06-2018
  • Mathematics
contestada

3(5a + 3c) (2a - 3c) - (4a + c)^2

Respuesta :

aosera
aosera aosera
  • 20-06-2018
You have 2 choices.
You either expand the brackets or you multiply by 3 first
Either way, you'll still get the same answer
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