Find the principal value of cos^(-1)((-1...

Find the principal value of `cos^(-1)((-1)/(2))`

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Prove that : cos [ tan^(-1) { sin (cot^(-1) x)}]= sqrt((x^2 +1)/(...
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Find the principal value of sin^(-1) ""(1/2) and sin^(-1) ""(- 1/(...
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Find the principal value of cos^(-1)((-1)/(2))
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simplify : tan^(-1) ""((a cos x- b sin x )/(b cos x + a sin x ) )...
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Evaluate : tan {1/2 cos^(-1) "" (sqrt(5))/(3)}
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find the values of each of the following : (i) tan^(-1) ""[ 2...
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solve for x : tan (cos^(-1) x ) = sin (cot^(-1) ""1/2)
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tan^(-1)((1)/(4))+tan^(-1)((2)/(9)) is equal to
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Evaluate : sin (tan^(-1) x + cot^(-1) x )
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The value of sin ^(-1 ) (1) + cos^(-1) (0) is …….
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sin^(-1) (3 x/2) + cos^(-1 ) ( 3 x/2)= ……..
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tan^(-1)x +cot^(-1) x= .......
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sin^(-1)x-cos^(-1)(-x) =………..
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sec^(-1) (sqrt2) + "cot"^(-1) (1)= ……..
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tan^(-1) (1/2) + tan^(-1) (1/3)=…..
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The value of cos^(-1) (-1) + tan^(-1) (oo ) + sin ^(-1) 1=……
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