Which point represent the order pair {-2 1/4 , 2/3}

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

Graph the linear function using the slooe and y intercept

If np3 /nc2 = 6, find the value of n