Please explain this to me and say the answer

Iam at home. /: i am playing video games. translate the following statement into symbolic form.

Which is the focus of a parabola with equation y2=4x

The change in water level of a lake is modeled by a polynomial function, w(x). described how to find the x-intercepts of w(x) and how to construct a rough graph of w(x) so that the parks department can predict when there will be no chage in the water level. you may create a sample polynomial of degree 3 or higher to use in your explanations.