Vert-ex Marks the Spot
The formula for the vertex form of a quadratic function when the vertex is located at the coordinates of (h, k)
What is (x - h)2 + k?
The formula for the standard/general form of a quadratic function with coefficients of a, b, and c.
What is ax2 + bx + c?
The formula for the factored form of a quadratic function with roots at r1 and r2.
What is a(x - r1)(x - r2)?
The vertex in the following graph:

What is (0, 0)?
The name of the shape of the graph of a quadratic function.
What is a parabola?