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Recent questions tagged inverse-trigonometric-properties
Questions
If $\tan^{-1}(x-1)+\tan^{-1}x+\tan^{-1}(x+1)=\tan^{-1}3x$ then $x$ is
jeemain
math
class12
ch2
inverse-trigonometric-functions
q37
inverse-trigonometric-properties
difficult
asked
Nov 19, 2013
by
sreemathi.v
1
answer
If $\cos^{-1}x-\cos^{-1}\large\frac{y}{2}$$=\alpha$ then $4x^2-4xy.\cos \alpha-y^2$ is equal to
jeemain
math
class12
ch2
inverse-trigonometric-functions
q36
inverse-trigonometric-properties
difficult
asked
Nov 19, 2013
by
sreemathi.v
1
answer
If $\sin^{-1}\big(x-\large\frac{x^2}{2}+\frac{x^3}{4}-........)$$+\cos^{-1}(x^2-\large\frac{x^4}{2}+\frac{x^6}{4}.......)=\large\frac{\pi}{2}$.For $0<\mid x\mid<\sqrt 2$ then $x$ equals
jeemain
math
class12
inverse-trigonometric-functions
q28
inverse-trigonometric-properties
difficult
asked
Nov 18, 2013
by
sreemathi.v
1
answer
The value of $x$ where $d>0$ and $\tan[\sec^{-1}\big(\large\frac{1}{x}\big)]=$$\sin(\tan^{-1}2)$ is
jeemain
math
class12
ch2
inverse-trigonometric-functions
q59
inverse-trigonometric-properties
medium
asked
Nov 18, 2013
by
sreemathi.v
1
answer
If $\cot^{-1}(\sqrt{\cos\alpha})-\tan^{-1}(\sqrt{\cos\alpha})=x$ then $\sin x$ is equal to
jeemain
math
class12
ch2
inverse-trigonometric-functions
q58
inverse-trigonometric-properties
medium
asked
Nov 18, 2013
by
sreemathi.v
1
answer
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