Question 120247
Y=X^2 (RED LINE)
Y=-X^2 (GREEN LINE)
{{{ graph( 300, 200, -6, 5, -10, 10, y = x^2, y = -x^2) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions y = x^2 and y = -x^2).