Q39 of 303 Page 4

Answer each of the following questions in one word or one sentence or as per exact requirement of the question:

Write the principal value of .


Given sin-1 (-1/2)


We know that sin-1 (-θ) = -sin-1 (θ)


= - sin-1 (1/2)


= π/6


∴ sin-1 (-1/2) = π/6


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