Expression 2: "y" equals Root Index "a" , Start Root, "a" , End Root with "a" equals StartFraction, "y" Over StartAbsoluteValue, "x" , EndAbsoluteValue , EndFractiony=aawitha=yx
2
Expression 3: "y" equals StartAbsoluteValue, "x" "y" Superscript, StartAbsoluteValue, StartFraction, "y" Over "x" , EndFraction , EndAbsoluteValue , Baseline , EndAbsoluteValuey=xyyx
3
Expression 4: "y" equals StartAbsoluteValue, "x" , EndAbsoluteValue "y" Superscript, StartFraction, "y" Over StartAbsoluteValue, "x" , EndAbsoluteValue , EndFraction , Baseliney=xyyx