Question 90264
X^2+2X+Y^2+22=0
Y^2=X^2-2X-22=0
{{{ graph( 300, 200, -6, 15, -20, 20, y = sqrt(x^2 -2x -22)) }}} (graph 300x200 pixels, x from -6 to 15, y from -20 to 20, y = sqrt(x^2 -2x -22)).