Answer
Not possible to evaluate.
Work Step by Step
The domain of $cos^{-1}(x)$ is $[-1, 1]$, however the problem asks for $cos^{-1}(2)$ (where $x=2$), which is not in the domain of inverse cosine. Therefore, it is not possible to evaluate.
Calculus: Early Transcendentals (2nd Edition)
by Briggs, Bill L.; Cochran, Lyle; Gillett, Bernard
Published by
Pearson
ISBN 10:
0321947347
ISBN 13:
978-0-32194-734-5
Chapter 1 - Functions - 1.4 Trigonometric Functions and Their Inverse - 1.4 Exercises - Page 48: 52
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