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

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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