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The equation tan^(-1) x-cot^(-1) x =tan^...

The equation `tan^(-1) x-cot^(-1) x =tan^(-1) (1/sqrt3)` has :

A

no solution

B

unique solution

C

infinite number of solutions

D

two. solutions

Text Solution

Verified by Experts

The correct Answer is:
B
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HIMALAYA PUBLICATION-INVERSE TRIGONOMETRIC FUNCTIONS-QUESTION BANK
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  9. The domain of the function sin^(-1) sqrt(x-1) is :

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  13. The value of expression 2sec^(-1) 2 + sin^(-1) (1/2) is :

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  14. if tan^(-1)x+ tan^(-1)y= (4 pi)/(5) then cot^(-1)x+ cot^(-1)y is equal...

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  15. If sin^(-1) ((2a)/(1+a^2))+cos^(-1) ((1-a^2)/(1+a^2))=tan^(-1) ((2x)/(...

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  19. If cos ^(-1) alpha+cos ^(-1) beta+cos ^(-1) gamma=3 pi then alpha(beta...

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  20. If cos^(-1) x > sin^(-1) x, then :

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