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

Inverse Trigonometric Functions · Try It 4

Evaluate $t a n^{- 1} (t an (\frac{π}{8})) and t a n^{- 1} (t an (\frac{11 π}{9})) .$

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

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