IM CURRENTLY SOBBING PLEASE HELP LOL

The parabola opens: y=√x-4 (principal square root) up down right left

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles