For the functions below, give all pairs of functions that are of the same order (same big-O estimate). [To indicate the function, you don't need to type it out, just use the numbers given for the function.] (1) 204 + 105 (2) 85 + 4 (3) 4 + 5 (4) 3 + log (5) 995 + 4 (6) 23 + 4