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If Tan^(-1)("tan"(5pi)/4)=alpha and Tan^...

If `Tan^(-1)("tan"(5pi)/4)=alpha` and `Tan^(-1)(-"tan"(2pi)/3)=beta` then

A

`alpha-beta=(7pi)/12`

B

`alpha+beta=(7pi)/12`

C

`2alpha+3 beta=(7pi)/12`

D

`4alpha=3beta`

Text Solution

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The correct Answer is:
B
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