Inverse Trigonometric Functions MCQs Class 12
Inverse Trigonometric Functions MCQs Class 12
Class: CBSE Class 12 Mathematics
Subject: Mathematics
Section: Inverse Trigonometric Functions
Topic: Inverse Trigonometric Functions MCQs
Board: CBSE Board Examinations
Subject: Mathematics
Section: Inverse Trigonometric Functions
Topic: Inverse Trigonometric Functions MCQs
Board: CBSE Board Examinations
Instructions: These Multiple Choice Questions (MCQs) are designed strictly as per the NCERT syllabus, making them ideal for CBSE Class 12 Board Examination standard practice.
Q1. Principal value branch of sin⁻¹x lies in:
Answer: B
Explanation: Defined to make inverse single‑valued.
Explanation: Defined to make inverse single‑valued.
Q2. Domain of sin⁻¹x is:
Answer: B
Explanation: Sine range restricts inverse domain.
Explanation: Sine range restricts inverse domain.
Q3. Range of tan⁻¹x is:
Answer: A
Explanation: Endpoints excluded.
Explanation: Endpoints excluded.
Q4. cos⁻¹(−1) equals:
Answer: C
Explanation: Principal cosine inverse range [0,π].
Explanation: Principal cosine inverse range [0,π].
Q5. sin(sin⁻¹x) =
Answer: B
Explanation: Inverse cancels function in domain.
Explanation: Inverse cancels function in domain.
Q6. tan(tan⁻¹x) =
Answer: B
Explanation: Direct inverse identity.
Explanation: Direct inverse identity.
Q7. cos(cos⁻¹x) =
Answer: A
Explanation: Valid within domain [−1,1].
Explanation: Valid within domain [−1,1].
Q8. sin⁻¹(1) =
Answer: B
Explanation: Maximum sine principal value.
Explanation: Maximum sine principal value.
Q9. cos⁻¹(0) =
Answer: B
Explanation: Cosine zero at π/2.
Explanation: Cosine zero at π/2.
Q10. tan⁻¹(1) =
Answer: B
Explanation: tan π/4 = 1.
Explanation: tan π/4 = 1.
Q11. sin⁻¹(−1) =
Answer: A
Explanation: Lower principal bound.
Explanation: Lower principal bound.
Q12. cos⁻¹(1) =
Answer: A
Explanation: Cosine maximum.
Explanation: Cosine maximum.
Q13. tan⁻¹(0) =
Answer: A
Explanation: tan 0 = 0.
Explanation: tan 0 = 0.
Q14. Domain of cos⁻¹x:
Answer: B
Explanation: Cosine range restriction.
Explanation: Cosine range restriction.
Q15. Range of cos⁻¹x:
Answer: A
Explanation: Principal value definition.
Explanation: Principal value definition.
Q16. sin⁻¹x + cos⁻¹x =
Answer: A
Explanation: Standard identity.
Explanation: Standard identity.
Q17. tan⁻¹x + cot⁻¹x =
Answer: π/2
Explanation: Complementary inverses.
Explanation: Complementary inverses.
Q18. Graph of sin⁻¹x lies between:
Answer: B
Explanation: Principal branch limits.
Explanation: Principal branch limits.
Q19. Inverse trig functions are:
Answer: B
Explanation: Defined on restricted domains.
Explanation: Defined on restricted domains.
Q20. sin⁻¹(1/2) =
Answer: π/6
Explanation: sin π/6 = 1/2.
Explanation: sin π/6 = 1/2.