E emma011 New Member Joined Feb 10, 2013 Messages 7 Gender Female HSC 2013 Apr 7, 2013 #1 Differentiate y=(h^2-2h+5)/8
girlworld_club Member Joined Oct 29, 2011 Messages 872 Location Narnia Gender Female HSC 2013 Apr 7, 2013 #2 break up the 8 from the whole fraction and times each term by 1/8 instead.