Please Help me with this

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

Give me the equations of two lines that have the same slope but are not parallel.

Need plz been trying to do it for a long time and still haven’t succeeded