If heaven had visiting hours who else is goin? i know for a fact i would be i'd be up there as often as i could :)

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

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

X-intercept=-5 y-intercept=2 the equation of the line is