See answer: 1528 Sketch the graph of f by hand and use your sketch to find the absolute
Chapter 4, Problem 21(choose chapter or problem)
1528 Sketch the graph of f by hand and use your sketch to find the absolute and local maximum and minimum values of f. (Use the graphs and transformations of Sections 1.2 and 1.3.) fsxd sin x, 2y2 < x < y2
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