Expression 2: "y" equals StartFraction, left parenthesis, "x" cubed minus "x" , right parenthesis Over 6 , EndFraction Has graph. To audio trace, press ALT+T.y=x3−x6
2
Expression 3: "y" equals left parenthesis, "x" minus 1 , right parenthesis squared Has graph. To audio trace, press ALT+T.y=x−12