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Prove that: cot^(-1)((sqrt(1+sinx)+sqrt(...

Prove that: `cot^(-1)((sqrt(1+sinx)+sqrt(1-sinx))/(sqrt(1+sinx)-sqrt(1-sinx)))=x/2,x in (0,pi/4)`

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`((sqrt(1+sinx)+sqrt(1-sinx))/(sqrt(1+sinx)-sqrt(1-sinx)))*((sqrt(1+sinx)+sqrt(1-sinx))/(sqrt(1+sinx)+sqrt(1-sinx)))`
`((sqrt(1+sinx)+sqrt(1-sinx))^2/(1+sinx-1+sinx))`
`(1+sinx+1-sinx+2sqrt((1+sinx)(1-sinx)))/(2sinx)`
`(2+2sqrt(1-sin^2x))/(2sinx)`
`(1+cosx)/sinx`
`(1+2cos^2(x/2))/(2cos(x/2)sin(x/2))`
`cot(x/2)`
`cot^(-1)(cos(x/2))`
...
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CENGAGE-INVERSE TRIGONOMETRIC FUNCTIONS-All Questions
  1. Find the value of sin(1/2cot^(-1)(-3/4))

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  2. Solve sin^(-1)(1-x)-2sin^(-1)x=pi/2

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  3. Prove that: cot^(-1)((sqrt(1+sinx)+sqrt(1-sinx))/(sqrt(1+sinx)-sqrt(1-...

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  4. Simplify sincot^(-1)tancos^(-1)x , x >0

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  5. Find tan^(-1)x/(sqrt(a^2-x^2)) in terms of sin^(-1) where x in (0, a)d...

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  6. If tan^(-1)(x^2+3|x|-4)+cot^(-1)(4pi+sin^(-1)sin 14)=pi/2, t h e n the...

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  7. If 2tan^(-1)x+sin^(-1)(2x)/(1+x^2) is independent of x , then

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  8. Equation 1+x^2+2x"sin"(cos^(-1)y)=0 is satisfied by

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  9. If the equation2^((2pi)/cos^(-1)x)-(a+1/2)2^((pi)/cos^(-1)x-a^2=0 has ...

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  10. Let alpha=som^(-1)((36)/(85)),beta=cos^(-1)(4/5)a n dgamma=tan^(-1)(8/...

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  11. If Sn=cot^(-1)(3)+cot^(-1)(7)+cot^(-1)(13)+cot^(-1)(21)+ddotn terms, ...

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  12. The value of tan[cos^(-1)(4/5)+tan^(-1)(2/3)] is 6/(17) (b) 7/(16) (...

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  13. If tan^(-1)(sqrt(1+x^2-1))/x=4^0 then

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  14. The value of 2tan^(-1)(cos e ctan^(-1)x-tancot^(-1)x) is equal to (a...

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  15. If sin^(-1)x=2sin^(-1)alpha has a solution, then

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  16. If sin^(-1)x+sin^(-1)y=pi/2,t h e n(1+x^4+y^4)/(x^2-x^2y^2+y^2) is equ...

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  17. The value of (alpha^3)/2cos e c^2(1/2tan^(-1)alpha/beta)+(beta^3)/2sec...

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  18. There exists a positive real number of x satisfying "cos"(tan^(-1)x)=x...

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  19. The value of "tan"(sin^(-1)("cos"(sin^(-1)x)))"tan"(cos^(-1)(sin(cos^(...

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  20. The solution set of inequality (cot^(-1)x)(tan^(-1)x)+(2-pi/2)cot^(-1)...

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