Question

What is the focus of the following graph?





(2, 0)

(-2, 0)

(3, 0)

(-3, 0)

Answer 1

Hint:
The vertex is at mid-point between the focus and the directrix (line), in a direction perpendicular to the directrix.

Answer 2

(2,0)?

Answer 3

I believe @sdevinabc is right.

Answer 4

The focus of a parabola is always inside the "bowl".