100 Points | Giving Brainliest to correct answer | Reporting false answers |

Which equations represents circles that have a diameter of 12 units and a center that lies on the y-axis? check all that apply

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2