Expression 1: "f" left parenthesis, "x" , right parenthesis equals StartFraction, 1 Over "x" squared , EndFraction Has graph. To audio trace, press ALT+T.fx=1x2
1
Expression 2: "g" left parenthesis, "x" , right parenthesis equals negative StartFraction, 2 Over "x" cubed , EndFraction Has graph. To audio trace, press ALT+T.gx=−2x3