🏫 Board➗ Maths

(ii) The principal value of \({\sin }^{-1}\left(-\frac{1}{2}\right)\) is -

\(\frac{\pi }{6}\)

\(-\frac{\pi }{6}\)

\(\frac{4\pi }{3}\)

\(\frac{2\pi }{3}\)

🔒

Answer & explanation — PYQ Pass

Options are free to see. Unlock the correct answer and full explanation with Pass.

Unlock · ₹149

See every question on Inverse Trigonometric Functions, or browse the full Board question bank.