ABSTRACT
Theintegralgivesanegativeareabecausetheareaisbelowthe x-axis.Foranareabetweenx=2andx=3wehave
Theintegralgivesapositiveareabecausetheareaisabovethexaxis.Foranareabetweenx=0andx=3wehave
Thisisbecausetheareaabovethex-axisiscancelledbythearea below.theaxis.
