Enter the number that belongs in the green box

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

Which number line represents the solution set for the inequality - x 24?

Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319