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If t a nalpha=1/(sqrt(x(x^2+x+1))),tanbe...

If `t a nalpha=1/(sqrt(x(x^2+x+1))),tanbeta=(sqrt(x))/(sqrt(x^2+x+1))a n dtangamma=sqrt(x^(-3)+x^(-2)+x^(-1)),\ p rov e\ t h a t\ alpha+beta=gammadot`

A

`gamma`

B

`2gamma`

C

`-gamma`

D

None of these

Text Solution

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The correct Answer is:
A
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