SOLUTION: Solve the equation by using the square root property. Express the radical in simplest form: (3r-2)^2-28=0

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Solve the equation by using the square root property. Express the radical in simplest form: (3r-2)^2-28=0      Log On


   

Question 800934: Solve the equation by using the square root property. Express the radical in simplest form: (3r-2)^2-28=0
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
%283r-2%29%5E2-28=0

%283r-2%29%5E2=28
take the square root
3r-2 = +/- sqrt(28)
3r = 2+/- sqrt(28)
r= (2+/- 2sqrt(7))/3
r= (2/3) (1+/- sqrt(7))