OpenStax, Algebra and Trigonometry 2e §8.3 Inverse Trigonometric Functions · Example 4 · Trigonometry · Inverse functions

Using Inverse Trigonometric Functions

Evaluate the following:

ⓐ $s i n^{- 1} (s in (\frac{π}{3}))$
ⓑ $s i n^{- 1} (s in (\frac{2 π}{3}))$
ⓒ $co s^{- 1} (cos (\frac{2 π}{3}))$
ⓓ $co s^{- 1} (cos (- \frac{π}{3}))$

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OpenStax, Algebra and Trigonometry 2e · §8.3 Inverse Trigonometric Functions · Example 4

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