Expression 2: "y" minus left parenthesis, Root Index "A" minus 1, Start Root, StartFraction, 1 Over "A" , EndFraction , End Root , right parenthesis Superscript, "A" , Baseline equals StartFraction, Root Index "A" , Start Root, StartNestedFraction, 1 NestedOver "A" plus 1 , EndNestedFraction , End Root Superscript, left parenthesis, "A" plus 1 , right parenthesis , Baseline minus left parenthesis, Root Index "A" minus 1, Start Root, StartNestedFraction, 1 NestedOver "A" , EndNestedFraction , End Root , right parenthesis Superscript, "A" , Baseline Over Root Index "A" , Start Root, StartNestedFraction, 1 NestedOver "A" plus 1 , EndNestedFraction , End Root minus Root Index "A" minus 1, Start Root, StartNestedFraction, 1 NestedOver "A" , EndNestedFraction , End Root , EndFraction left parenthesis, "x" minus Root Index "A" minus 1, Start Root, StartFraction, 1 Over "A" , EndFraction , End Root , right parenthesis left brace, Root Index "A" minus 1, Start Root, StartFraction, 1 Over "A" , EndFraction , End Root less than "x" less than Root Index "A" , Start Root, StartFraction, 1 Over "A" plus 1 , EndFraction , End Root , right bracey−A−11AA=A1A+1A+1−A−11AAA1A+1−A−11Ax−A−11AA−11A<x<A1A+1