MA 125 Midterm: 1-12s-test4
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Clearly write your answer in the space provided after each question. Show your work and simplify your answer as much as possible. (6 points each. ) 5 x is increasing. xe x is concave downward. 2 satisfies the hypotheses of the mean value theorem on the interval x ( ) 2 f x. 5 x f x ( ) 5: the function. On the interval [-5, 4]. f x. And (0) 4 a s v t. Part 2 consists of 4 problems worth 13 points apiece. 5: suppose f is a function whose derivatives are as follows: f x. Suppose it is also known that the domain of the function is the interval ( are (-1, 0) and (0, 0); and that there are no vertical or horizontal asymptotes for the graph of f . a. On what open interval(s) is the function f decreasing? b.