prove the equivalence of the principle of the mathematical induction (Theorem 2.2) with the first and second statement of the principle.​

Aportion of a line bounded by two points is defined as

Which choice represents the sample space ,s for this event

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