72-2x^2= -1(2x^2-72) Is that all to this problem?
S Smith54 New member Joined Feb 20, 2009 Messages 17 Nov 12, 2010 #1 72-2x^2= -1(2x^2-72) Is that all to this problem?
G galactus Super Moderator Staff member Joined Sep 28, 2005 Messages 7,216 Nov 12, 2010 #2 No. Factor out a 2 and then notice the difference of two squares in the parentheses.
