Question 42661
{{{y = x^2 + 3}}}
vertex: ((-b/2a),f(x)) = (0,3)
{{{ graph( 600, 600, -10, 10, -10, 10, x^2 + 3) }}}
{{{y = 3x^2 + 30x + 77}}}
vertex: ((-b/2a),f(x)) = (-5,2)
{{{ graph( 600, 600, -10, 10, -10, 10, 3x^2 + 30x + 77) }}}