Expression 2: 1 minus left parenthesis, 1 minus left parenthesis, StartFraction, "x" Over 1.5 , EndFraction , right parenthesis , right parenthesis cubed left brace, 0 less than "x" less than 1.5 , right brace1−1−x1.530<x<1.5
2
Expression 3: 1 minus left parenthesis, 1 minus left parenthesis, StartFraction, "x" Over 4 , EndFraction , right parenthesis , right parenthesis to the 7th power left brace, 0 less than "x" less than 2.5 , right brace1−1−x470<x<2.5