tan^(-1) (1)/(2) + tan^(-1) (1)/(3) बराब...

`tan^(-1) (1)/(2) + tan^(-1) (1)/(3)` बराबर होता है

A

`pi//2`

B

`pi//4`

C

`-pi//4`

D

none of these

Verified by Experts

tan^(-1) (1)/(2) + tan^(-1) (1)/(3) बराबर होता है
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3tan^(- 1)1/(2+sqrt(3))-tan^(- 1)1/2=tan^(- 1)1/3 ,
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सिद्ध कीजिए कि tan^(-1)1 +tan^(-1)2 +tan^(-1)3=2[tan^(-1)1+tan^(-...
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tan^(-1)1 + tan^(-1) 2 + tan^(-1) 3 = pi = 2 (tan^(-1) 1 + tan^(-1)""(...
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सिद्ध कीजिए कि tan^(-1)""1+tan^(-1)2+tan^(-1)3=pi=2(tan^(-1)1+tan^(-...
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tan^(-1)1+tan^(-1)2+tan^(-1)3=
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tan^(-1) 1+tan ^(-1) 2+tan ^(-1) 3 = pi =2 (tan ^(-1) ""(1)/(2)+tan...
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