CBSE Class 12 Mathematics Inverse Trigonometric Functions MCQs

Question 31. cosec-1(−2/√3) (a) –π/3 (b) π/3 (c) π/2 (d) –π/2 Answer : A Question 35. sec-1(2) (a) π/6 (b) π/3 (c) 2π/3 (d) 5π/6 Answer : B Question 17. Which of the following is the principal value branch of cosec-1 x? (a) (−π/2, π/2) (b) (0, π) – {π/2} (c) [−π…