Problem

Exer.: Use the figure to approximate the following to one decimal place.(a) cos 2(b) cos (...

Exer.: Use the figure to approximate the following to one decimal place.

(a) cos 2
(b) cos (−2.3)
(c) All numbers t between 0 and 2π such that cos t = 0.2

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Solutions For Problems in Chapter 2.2

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