Expression 2: left parenthesis, 1 half minus StartFraction, StartAbsoluteValue, "x" minus 1 , EndAbsoluteValue Over 2 left parenthesis, "x" minus 1 , right parenthesis , EndFraction , right parenthesis left parenthesis, 1 half plus StartFraction, StartAbsoluteValue, "x" plus 1 , EndAbsoluteValue Over 2 left parenthesis, "x" plus 1 , right parenthesis , EndFraction , right parenthesis12−x−12x−112+x+12x+1
2
Expression 3: "y" left parenthesis, "y" plus StartAbsoluteValue, "x" , EndAbsoluteValue minus 1 , right parenthesis left parenthesis, StartRoot, 1 minus "x" squared , EndRoot , right parenthesis equals 0 Has graph. To audio trace, press ALT+T.yy+x−11−x2=0