GraphingCalculator 3.0;
Window 44 6 398 391;
PaneDivider 122;
FontSizes 24 16 14;
BackgroundColor 192 192 192;
2D.Scale 0.5 1 2 5;
2D.BottomLeft -5.125 -5.59375;
Parameter b = 0;
Parameter c = 0;
Color 3;
Expr y=2*x^2+x-1;
Expr y=2*x^2+2*x-1;
Color 2;
Expr y=2*x^2+3*x-1;
Color 4;
Expr y=2*x^2+0.2*x-1;
Color 5;
Expr y=2*x^2-x-1;
Color 6;
Expr y=2*x^2-3*x-1;