Let f (x) = IN x Ex + 5x + 3 be defined on the entire real line. Which of the following statements is true? Of has exactly one critical point located at X = 1. Of has one local minimum at x = 1 and another local minimum elsewhere. Of has one local minimum at X = 1 and a local maximum elsewhere. Of has one local maximum at x = 1 and another local maximum elsewhere. Of has one local maximum at x = I and a local minimum elsewhere