2-3 need help !! Please

2. Let f (x) be a function with the following properties: f(x) is continuous on the interval [0, 5] and f"(x) is defined and lesser than 0 for all values of x in the interval (0, 5). State whether each of the following is always true, maybe true, or never true. Justify your answers with a theorem, graph, or explanation. (16 pts) a. There exists some c such that 0