To find: the value of the inverse trigonometric function.
Answer to Problem 16WE
The value of the expression is
Explanation of Solution
Given:
Concept used:
The domain of
The range of
From Unit circle the angle of the trigonometric value can be measure accurately.
Trigonometric formula:
According to the inverse trigonometry:
Calculation:
which implies
which implies
From the unit circle the angle of the given range can be calculated:
Putting value of
Putting those
Or
According to the inverse trigonometry:
Hence, the value of the expression is
Chapter 14 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
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