Expression 1: "y" equals 2 "x" squared minus 6 "x" plus 3 left brace, "x" greater than or equal to 1 , right brace Has graph. To audio trace, press ALT+T.y=2x2−6x+3x≥1
1
Expression 2: "y" equals negative "x" squared left brace, "x" less than 1 , right brace Has graph. To audio trace, press ALT+T.y=−x2x<1