Posted by Dylan on Tuesday, March 26, 2013 at 1:48pm.
Factor
4xsquared36x+81=0

Math  Reiny, Tuesday, March 26, 2013 at 2:05pm
4x^2  36x + 81 = 0
looks like a perfect square
(2x  9)^2 = 0
Posted by Dylan on Tuesday, March 26, 2013 at 1:48pm.
Factor
4xsquared36x+81=0
4x^2  36x + 81 = 0
looks like a perfect square
(2x  9)^2 = 0