adcheer57
adcheer57 adcheer57
  • 12-08-2016
  • Mathematics
contestada

how to solve including answer; 9r^2 +30r +25=0 by factoring

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MartynBH
MartynBH MartynBH
  • 12-08-2016
You would is this case use the perfect square rule. So your would squareroot 9r^2 and 25 to get 3r+5 then you would square this equation to get (3r+5)^2
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