2. (10 pts) Use 0, 2, or to relate each of the following pairs of functions. In particular, you need to write your answer as f(n) = (g(n)), f(n) 12(g(n)), or f(n) (g(n)). In case f(n) e (g(n)), you will not receive credit if you write f(n) (g(n)) or f(n) E S2(g(n)), although both are implied by f(n) = (g(n)). "() g(n) = 2001, f(n) = 20