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Consider the Function Defined By f(x)=−tan⁡−1xf(x)=-\tan ^{-1} x
(A) Sketch the Graph

Question 79

Essay

Consider the function defined by f(x)=−tan⁡−1xf(x)=-\tan ^{-1} x .
(a) Sketch the graph.
(b) Give the domain and range.
(c) Explain why there is no xx such that f(x)=π2f(x)=\frac{\pi}{2} .

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(b) domain: a...

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