100 POINTS PLEASE HELP
ANY QUESTION ANSWERED WOULD HELP

Write quadratic functions given three points in a plane

1) Find the equation for the parabola using the linear system (pictured)
2) Write three equations using three ordered pairs
3) Write the linear system
4) Solve the system using substitution then elimination, show all work and steps
5) List the three parameter values
6) Write the quadratic equation