Halp pl ! the speed of an object falling is directly proportional to the time it has fallen. after an object falls for 3 seconds, its speed is 16.5 m/s. what is the object's speed after it has fallen for 7 seconds? a) 27.5 m/s b) 30.7 m/s c) 33.9 m/s d) 38.5 m/s thx

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