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For the principal values, evaluate eac...

For the principal values, evaluate each of the following : (i)`cos^(-1) (1/2)+2sin^(-1) (1/2)` (ii) `cos^(-1)(1/2)-2sin^(-1)(-1/2)`

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RD SHARMA ENGLISH-INVERSE TRIGONOMETRIC FUNCTION-All Questions
  1. Find the principal value of each of the following: (i) cos^(-1)(-(sq...

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  2. Find the principal value of each of the following: (i) cos^(-1)(sin(...

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  3. For the principal values, evaluate each of the following : (i)cos^(-...

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  4. For the principal values, evaluate each of the following : (i)sin^(-...

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  5. Find the principal value of tan^(-1)(-sqrt(3))

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  6. Find the principal value of tan^(-1)(1)

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  7. Find the principal value of tan^(-1){sin(-pi/2)}

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  8. Find the principal value of tan^(-1){cos((3pi)/2)}

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  9. For the principal values, evaluate each of the following: (i)tan^(-1){...

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  10. For the principal values, evaluate each of the following: (i) tan^(-1)...

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  11. What is greater, tan1 or tan^(-1)1?

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  12. Find the minimum value of n for which tan^(-1)(n/pi)>pi/4,n in Ndo...

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  13. Find the principal value of each of the following: (i) tan^(-1)(1/(s...

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  14. Find the principal value of each of the following: tan^(-1)(cospi/2...

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  15. For the principal value, evaluate tan^(-1)(-1)+cos^(-1)(-1/(sqrt(2)...

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  16. For the principal value, evaluate tan^(-1){2sin(4\ cos^(-1)(sqrt(3)...

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  17. Evaluate: tan^(-1)1+cos^(-1)(-1/2)+sin^(-1)(-1/2)

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  18. Evaluate: tan^(- 1)(-1/(sqrt(3)))+tan^(- 1)(-sqrt(3))+tan^(- 1)(sin(-p...

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

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  20. Find the principal value of sec^(-1)(2)

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