LT GRADE PGT TGT B. SC MATHEMATICS

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TGT Maths Quiz 2025: Trigonometry MCQ Practice (B.Sc. Level)

TGT Maths Quiz 2025: Trigonometry (B.Sc. Level)

Practice 40 MCQs from LT Grade, TGT, PGT, KVS, PCS, and NVS exams on B.Sc.-level Trigonometry, covering inverse functions, angle formulas, sum-to-product identities, and complex number applications. Each question has a 60-second timer. Check answers and download the PDF after submission!

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1. What is the range of arcsin x? [Asked in TGT 2016]

2. What is the principal value of arccos(-1)? [Asked in KVS 2017]

3. What is the value of arctan(1)? [Asked in PCS 2018]

4. What is the double-angle formula for sine? [Asked in LT Grade 2019]

5. What is the double-angle formula for cosine? [Asked in NVS 2016]

6. What is the half-angle formula for sine? [Asked in TGT 2017]

7. What is the half-angle formula for cosine? [Asked in PGT 2018]

8. What is the sum-to-product identity for sin A + sin B? [Asked in KVS 2019]

9. What is the product-to-sum identity for cos A cos B? [Asked in LT Grade 2016]

10. What is the value of sin 75°? [Asked in PCS 2020]

11. What is the identity for sin(A + B)? [Asked in TGT 2018]

12. What is the identity for cos(A – B)? [Asked in PGT 2019]

13. What is the period of sin 2x? [Asked in KVS 2016]

14. What is the general solution of cos x = 0? [Asked in NVS 2018]

15. What is the value of cos 105°? [Asked in LT Grade 2017]

16. What is the triple-angle formula for sine? [Asked in PCS 2017]

17. What is the triple-angle formula for cosine? [Asked in TGT 2019]

18. What is the domain of arccos x? [Asked in PGT 2016]

19. What is the value of arcsin(√3/2)? [Asked in KVS 2018]

20. What is the general solution of tan x = 1? [Asked in NVS 2019]

21. What is the value of sin(π/12)? [Asked in TGT 2020]

22. What is the sum-to-product identity for cos A – cos B? [Asked in PGT 2017]

23. What is the product-to-sum identity for sin A sin B? [Asked in KVS 2015]

24. What is the value of tan(π/12)? [Asked in LT Grade 2019]

25. What is the period of tan 3x? [Asked in PCS 2018]

26. What is the general solution of sin x = 1/2? [Asked in NVS 2017]

27. What is the value of cos(5π/12)? [Asked in TGT 2015]

28. What is De Moivre’s theorem used for? [Asked in PGT 2020]

29. What is the value of (cos θ + i sin θ)³ using De Moivre’s theorem? [Asked in KVS 2020]

30. What is the range of arctan x? [Asked in LT Grade 2020]

31. What is the value of sin(π/8) using half-angle formula? [Inspired by TGT 2022]

32. What is the general solution of cos x = -1/2? [Inspired by PGT 2022]

33. What is the value of tan(5π/12)? [Inspired by KVS 2022]

34. What is the sum-to-product identity for sin A – sin B? [Inspired by PCS 2022]

35. What is the value of cos(π/8) using half-angle formula? [Inspired by TGT 2023]

36. What is the general solution of tan x = -1? [Inspired by PGT 2023]

37. What is the value of sin 15°? [Inspired by KVS 2023]

38. What is the identity for tan(A + B)? [Inspired by LT Grade 2023]

39. What is the value of cos(7π/12)? [Inspired by TGT 2024]

40. What is the value of tan 15°? [Inspired by PGT 2024]


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