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Principal value of sin^(-1)[sin((5pi)/(6...

Principal value of `sin^(-1)[sin((5pi)/(6))]` is

A

`(5pi)/(6)`

B

`-(5pi)/(6)`

C

`pi/6`

D

`-(pi)/(6)`

Text Solution

Verified by Experts

The correct Answer is:
C
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MARVEL PUBLICATION-TRIGONOMETRIC FUNCTIONS-MULTIPLE CHOICE QUESTIONS - PART - A : BUILDING-UP THE BASE
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  2. If 0ltxltpiand x ne(pi)/(2) , " then:" tan^(-1) (tanx)=...

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  3. Principal value of sin^(-1)[sin((5pi)/(6))] is

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  4. Principal value of cos^(-1)[cos((4pi)/(3))] is

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  5. Principal value of cos^(-1)[cos((7pi)/(6))] is

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  6. Principal value of tan^(-1)[tan((3pi)/(4))] is

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  7. Principal value of sin^(-1). (-(sqrt(3))/(2))is

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  8. Find the smallest positive values of xa n dy satisfying x-y=pi/4a n dc...

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  11. If (tan^(-1)x)^2+(cot^(-1)x)^2=(5pi^2)/8, then find xdot

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  13. If xge1 , " then :" 2 tan^(-1)x+sin^(-1)((2x)/(1+x^(2)))=...

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  14. Prove that tan("pi"/4+1/2"cos"^(-1)"\ \ ""a"/"b")+"tan\ "("pi"/4+1/2"c...

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  15. Show that: cos(2tan^(-1)1/7)=sin(4^(-1)1/3)

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  16. If x=sin(2tan^(- 1)2), y=sin(1/2tan^(- 1)(4/3)) , then -

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  17. cos^(-1)((1)/2)+2sin ^(-1)((1)/(2))=...

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  19. tan [cos^(-1)((4)/(5)) +tan ^(-1)((2)/(3))]=....

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  20. Evaluate: tan^(-1)(tan(5pi)/6)+cos^(-1){cos((13pi)/6)}

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