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If tan alpha = (1)/(sqrt(x(x^(2)+x+1))),...

If `tan alpha = (1)/(sqrt(x(x^(2)+x+1))), tan beta = (sqrt(x))/(sqrt(x^(2)+x+1))` and `tan gamma = sqrt(x^(-3)+x^(-2)+x^(-1))` then `alpha+beta =`

A

`gamma`

B

`2gamma`

C

`-gamma`

D

`gamma//2`

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The correct Answer is:
A
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AAKASH SERIES-COMPOUND ANGLES-LECTURE SHEET (EXERCISE - I)
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