Question 309950
(y - 2/3)^2 = 4/9
(3y-2 / 3)^2= 4/9
9y^2-12y+4 /9 =4/9
9y^2-12y+4 =4
9y^2-12y=0
3y(y-4)=0

Either 3y=0 OR y-4=0

SO y=0

oR y=4