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Principal value of cos^(-1)(-cos""(4pi)/...

Principal value of `cos^(-1)(-cos""(4pi)/5)` is :

A

`pi/3`

B

`(2pi)/3`

C

`pi/3`

D

`(2pi)/5`

Text Solution

Verified by Experts

The correct Answer is:
C
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ACCURATE PUBLICATION-INVERSE TRIGONOMETRIC FUNCTIONS-QUESTIONS CARRYING 1 MARK - TYPE-I (MULTIPE CHOICE QUESTION)
  1. The Principle value of sin^-1 (sin (7pi/4)) is :

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  2. Principal value of cos^- 1 ( - cos (2pi/3)) is

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  3. Principal value of cos^(-1)(-cos""(4pi)/5) is :

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  4. tan^(-1)sqrt(3)-cot^(-1)(-sqrt(3)) is equal to

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  5. tan^(-1)(1)-cot^(-1)(1) is equal to ......

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  6. Which of the following corresponds to the principal value of tan^(-1)?

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  7. The principal value branch of sec^(-1) is

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  8. One branch of cos^(-1) other than the principal value branch correspon...

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  9. The value of sin^(-1)(cos""(43pi)/(5)) is

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  10. The principal value of the expression cos^(-1)[cos(-680^(@))] is

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  11. The value of cot(sin^(-1)x) is

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  12. The domain of sin^(-1)2x is

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  13. the principal value of sin^(-1)(-sqrt3/2) is

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  14. Let theta=(sin^(-1)sin(-600^(@))), then value of theta is

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  15. The domain of the function y=sin^(-1)(-x^(2)) is

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  16. The domain of y=cos^(-1)(x^(2)-4) is

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  17. The value of the expression sin[cot^(-1)(cos(tan^(-1)1))] is

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  18. The value of tan^(2) (sec^(-1)2)+ cot^(2) ("cosec"^(-1)2/(√ 3)) is

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  19. Which of the following is the principal value branch of cos^(-1)x ?

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  20. Which of the following is the principal value branch of cosec^(-1)x ?

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