Expression 3: negative 1 third plus 1 minus "x" squared−13+1−x2
3
Expression 4: StartFraction, left parenthesis, "x" minus 1 , right parenthesis cubed Over 3 , EndFraction minus left parenthesis, "x" minus 1 , right parenthesisx−133−x−1
4
Expression 5: StartFraction, left parenthesis, "x" , right parenthesis cubed Over 3 , EndFraction minus left parenthesis, "x" , right parenthesisx33−x