Latest Maths Olympiad Aptitude Question SOLUTION: Define a sequence hf0(x), f1(x), f2(x), . . .i of functions by f0(x) = 1, f1(x) = x, 􀀀 fn(x) 2 − 1 = fn+1(x)fn−1(x), for n  1. Prove that each fn(x) is a polynomial with i