In Exercises 8994, (a) use a graphing utility to graph the
Chapter 5, Problem 5.3.89(choose chapter or problem)
In Exercises 8994, (a) use a graphing utility to graph the function and approximate the maximum and minimum points (to four decimal places) of the graph in the interval and (b) solve the trigonometric equation and verify that the x-coordinates of the maximum and minimum points of f are among its solutions (the trigonometric equation is found using calculus).
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