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If -1< x < 0 , then cos^(-1)x is e...

If `-1< x < 0` , then `cos^(-1)x` is equal to (a) `sec^(-1)(1/ x)` (b) `pi-sin^(-1)sqrt(1+x^2)` (c) `pi+tan^(-1)(x/(sqrt(1-x^2)))` (d) `cot^(-1)(x/(sqrt(1-x^2)))`.

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CENGAGE-INVERSE TRIGONOMETRIC FUNCTIONS-All Questions
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  2. If x&lt;0,t h e ntan^(-1)x is equal to

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  3. If -1&lt; x &lt; 0 , then cos^(-1)x is equal to (a) sec^(-1)(1/ x) (b)...

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  4. If tan^(-1)(x+3/x)-tan^(-1)(x-3/x)=tan^(-1)6/x , then the value of x^4...

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  5. If cos^(-1)x+cos^(-1)y+cos^(-1)z=pi,t h e n x^2+y^2+z^2+2x y z=1 2...

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  6. If alpha in (-(3pi)/2,-pi) , then the value of tan^(-1)(cotalpha)-cot^...

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  7. tan^(-1)[(cosx)/(1+sinx)] is equal to pi/4-x/2,forx in (-pi/2,(3pi)/2...

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  8. The value of the expression sin^(-1)(sin(22pi)/7)+cos^(-1)(cos(5pi)/3)...

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  9. The value of sin^(-1)("cos"(cos^(-1)(cosx)+sin^(-1)(sinx))), where x i...

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  10. Complete solution set of tan^2(sin^(-1)x)>1 is (a)(-1,-1/(sqrt(2)))uu...

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  11. The range of the values of p for which the equation sin cos^(-1) ( co...

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  12. The sum of the solution of the equation 2sin^(-1)sqrt(x^2+x+1)+cos^(-1...

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  13. Complete solution set of [cot^(-1)x]+2[tan^(-1)x]=0, where [] denote...

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  14. The number of integer values of k for which the equation sin^(-1)x+tan...

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  15. The maximum value of f(x)=tan^(-1)(((sqrt(12)-2)x^2)/(x^4+2x^2+3)) is...

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  17. The number of real solution of the equation tan^(-1) sqrt(x^2-3x +7) +...

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  18. For the equation cos^(-1)x+cos^(-1)2x+pi=0 , the number of real soluti...

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  19. If sin^(-1)x=theta+betaa n dsin^(-1)y=theta-beta, then 1+x y is equal ...

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  20. If sin^(-1)(x-1)+cos^(-1)(x-3)+tan^(-1)(x/(2-x^2))=cos^(-1)k+pi, then...

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