1. Find the average velocity of an object which follows the position function s(t) over the given interval. [1] x y 00 s(t) = t + 2t, [2,7] 0.2 0.02 0.4 0.08 2. Use the table to find the instantaneousof y at the specified value of x. [2] 0.6 0.18 0.8 0.32 1.0 0.5 1.2 0.72 1.4 0.98