E 4.4, 4.5, 4.6, 5.1, 5.2 Question 2 This Quiz: 12 pts possible Submit Quiz Find the value of x at which the function has a possible relative maximum or minimum point. (Recall that e " is positive for all x.) Use the second derivative to determine the nature of the function at these points. f(x) = (5+x) e -4x What are the first and second derivatives of f(x)? f' (x) = 1'' (x ) = What is the value of x at which the function has a possible relative maximum or minimum point? x =[ Is the point a relative maximum or minimum? O minimum O maximum Click to select your answer(s). Time Remaining: 02:27:02 Next