HELP PLEASE

which of these tables represents a function?

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

How do i make someone brainliest? (if you answer me, i might be able to make you brainliest! )

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2