Askateboarder descends on a ramp from 172 feet to 67 feet in 15 seconds. what is the average height change in height per second?

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

How many lines can be drawn through points j and k? 0 1 2 3

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?