Write the principal values of the following- sin-1-1-2 - cos-1-1-2

sin^ 1( 1/2)+cos^ 1( 1/2) = sin^ 1(1/2)+π cos^ 1(1/2) = (π/6)+π (π/3) =π (π/2) =(π/2) ...

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Domain and Range of Basic Inverse Trigonometric Functions

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Question

Write the principal values of the following: $s i n^{- 1} (- \frac{1}{2}) + c o s^{- 1} (- \frac{1}{2})$

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Solution

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