Find the interpolating polynomial p(t) = do+at+azta for the date (1,12) , (2, 15) , (3,16) . That is, find ao, au and a2 such that 20+ a1(1) +2(12 = 12 ao + a1(2) + a2(2) 2 = 15 00 + a1(3) +22(3) 2 = 16