Question 136599
y = x(squared) + 2x + 1
y=x^2+2x+1
{{{ graph( 300, 200, -6, 5, -10, 10, x^2 +x +1) }}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, x^2 +x +1). 
VERTEX=(-.5,.75)