Expression 5: "y" minus 1 equals StartFraction, 1 minus 1 ninth Over 1 minus 1 third , EndFraction left parenthesis, "x" minus 1 , right parenthesis left brace, 1 third less than "x" less than 1 , right bracey−1=1−191−13x−113<x<1
5
Expression 6: "x" equals 1 left brace, 1 ninth less than or equal to "y" less than or equal to 1 , right bracex=119≤y≤1
6
Expression 7: "y" equals 1 ninth left brace, 1 third less than or equal to "x" less than or equal to 1 , right bracey=1913≤x≤1
7
C: left parenthesis, 1 , 1 ninth , right parenthesis1,19
Label:
equals=
left parenthesis, 1 , 0.1 1 1 1 1 1 1 1 , right parenthesis1,0.11111111