Question: 5. Consider the function h(.II) = tan'1 I :52 + 2 _ 2 a) Verify that. Etch (4 90111135) .1: . b) Find the intervals

5. Consider the function h(.II) = tan'1 I :52 + 2

5. Consider the function h(.II) = tan'1 I :52 + 2 _ 2 a) Verify that. Etch (4 90111135) .1: . b) Find the intervals on which is increasing and decreasing (4 points)

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