Graph the function f !x" " tan#1 !tan 2x" in the window
Chapter 3, Problem 79(choose chapter or problem)
Graph the function f !x" " tan#1 !tan 2x" in the window p, p' by , 4'. Then answer the following questions. (a) What is the domain of f ? x ' k$ ! 4 $, where k is an odd integer (b) What is the range of f ? (#!!2,!!2) (c) At which points is f not differentiable? (d) Describe the graph of f%.
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