Expression 2: "y" equals negative .0 7 "x" squared plus .8 4 "x" plus 10.8 left brace, "y" greater than 2 , right brace Has graph. To audio trace, press ALT+T.y=−.07x2+.84x+10.8y>2
2
Expression 3: "y" equals negative .0 7 left parenthesis, "x" plus 7 , right parenthesis left parenthesis, "x" minus 19 , right parenthesis left brace, "y" greater than 2 , right brace Has graph. To audio trace, press ALT+T.y=−.07x+7x−19y>2