MAT 126 Midterm: F08mt2
31 Jan 2019
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Name (please print legibly): no calculators are allowed on this exam, please show all of your work. You may use backs of pages if necessary. You may not receive full credit for a correct answer if there is no work shown. Justify your answers by computing the necessary limits. ; dec. on: (d) classify each critical point as a max, min, or neither. Explain! (e) starting with f (x) = (x + 1)ex, nd f (x). Determine the intervals on which f is concave up and those on which f is concave down. Answer: (g) using the information above, sketch the graph of y = xex. Label the coordinates of all max/mins, in ection points, and intercepts. (on the axes below, 1 mark = 1 unit. ) Beanie is standing on the ground 3 miles away from the point where the balloon took o .
