D Question 1 1 pts Where is the inflection point of f (x) = xe -4x? C =D Question 2 1 pts On what interval is f (m) = 111(:I:2 + 1) increasing? 0 On the interval (1, 1). 0 On the interval (1, oo) . 0 On the interval (00, 1). 0 On the interval (e, e) 0 On the interval (0, 00) O f (:13) is always decreasing 0 On the interval (00, 0)