Find the /40 and place a point on the # line​

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

The gdp is $1,465.2 billion. the population is 249,793,675. find the per capita gdp.

Graph the linear equation find three points on the graph -x+2y=11