ECAT Mathematics Solution of Trigonometric Functions Online Test

ECAT Math Solution of Trigonometric Functions

ECAT Math Solution of Trigonometric Functions Chapter Online Test

Total Questions: 70
Time Allowed: 40 Minutes
Total Marks: 70
How to Attempt Test: Please choose the right Option in MCQ-type question.
Test Helpful For: ECAT Entry Test
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1. The range of the function cos 1/3 x is

2. Tan 75° - cos 75° is equal to

3. If 4 sin² θ = 1, then values of θ are

4. cot⁻¹ xy+1/x–y + cot⁻¹ yz+1/y–z = cot⁻¹ xz+1/x–z =

5. Solve for x, cos x = - √3/2

6. If Cos θ = 0, Then θ =

7. If sin⁻¹ᵃ + sin⁻¹ β 9 sin⁻¹ ϒ = 3π/2 then aβ + aϒ + βϒ is equal to

8. If x = tan⁻¹ (1/2), y = tan⁻¹(1/3) then x + y

9. The general solution of the equation 1 + cos x = 0 is

10. If sin x + cos x = 1/5, 0 ≤ x ≤ π then tan x is equal to

11.

12. Distance between A (3, 8), B(5, 6) is :

13. Trigonometric equations have solutions due to periodicity of trigonometric functions:

14. Which one is a pair of allied angles:

15. Domain of cos θ is:

16. Solution set of 2cos θ + √3 = 0 is

17. If θ and Ø are the roots of the equation 8x² + 22x + 5 = 0, then

18. The value of cos 15° -sin 15° is

19. Some time it is necessary to __________ both sides of a trigonometric equation.

20. The equations containing at least one trigonometric function are called.

21. sec (-360°) = _________

22. Sine is a periodic function and its period is ________

23. Solution of 1 + cosx = 0 is

24. tan (-135°) = ________ 0

25. For m ≠ n if tan m θ = tan n θ, then the different values of θ are in


 

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