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Solve : 2 tan^(-1), (cos x) = tan^(-1), ...

Solve : `2 tan^(-1), (cos x) = tan^(-1), (2 cosec x)`

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The correct Answer is:
`n pi` or `mpi +pi/4 ; m , n in Z `
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MODERN PUBLICATION-INVERSE - TRIGONOMETRIC FUNCTIONS-EXERCISE 2 (b) (Short Answer Type Questions)
  1. Solve sin^(-1) (1 - x) - 2 sin^(-1) x = (pi)/(2)

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  2. Solve for x : 2tan^(-1)(sinx)=tan^(-1)(2secx),\ x!=pi/2

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  3. Solve : 2 tan^(-1), (cos x) = tan^(-1), (2 cosec x)

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  4. Solve the following equations : tan^(-1) (x+2) +tan^(-1) (x-2) = ta...

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  5. Solve the following equations : tan^(-1) (x+1) +tan^(-1) (x-1) = ...

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  6. Solve the following equations : tan^(-1) (x+2) +tan^(-1) (x-2) = ...

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  7. If tan ^(-1) ((1-x)/(1+x))= (1)/(2) tan^(-1) x, x gt 0, then x = ?

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  8. Solve the following equations : tan^(-1). (2x)/(1-x^(2)) +cos^(-1)....

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  9. Solve the following equations : cos (tan^(-1) x ) = sin (cot^(-1)...

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  10. If sin(cot^(-1)(x+1))=costan^(-1)x, then x=

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  11. Solve the following equations : 2tan^(-1) (sin x) = tan^(-1) (2se...

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  12. Solve the following equations : cos (sin^(-1) x) = 1/2

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  13. Solve the following equations : tan^(-1) ((x-2)/(x-4)) +tan^(-1) (...

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  14. Solve for x , tan^(-1) ( x + 1) + tan^(-1) x + tan^(-1) ( x - 1) = t...

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  15. Solve for x : 3 sin^(-1) ((2x)/(1+x^(2))) - 4 cos^(-1) ((1-x^(2))...

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  16. Express each of the following in the simplest form: tan^(-1){(cosx)...

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  17. Write the following function in the simplest form: tan^(-1)((cosx-sinx...

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  18. Write the following function in the simplest form: tan^(-1)((cosx-sinx...

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  19. Write the following functions in the simplest form: tan^(-1){x/(a^2-x...

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  20. Write the following function in the simplest form: tan^(-1)(sqrt(1+x^2...

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