The parametric of the a parabola is given by x = ø + 1 and y = ø^2 + 2ø + 2 . (1) what is the vertex of the parabola? (2) what is the directrix of the parabola?

Answer 1

Note that y = (θ + 1)^2 = x^2. So find the vertex and directrix of the parabola y =x^2.