Need help with all three question please Can you please show work and how you did it and also can you use Desmos or something for the graph

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

On a piece of paper, graph y< x+1. then determine which answer matches the graph you drew.

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year