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Let alpha,beta and gamma be such that 0 ...

Let `alpha,beta` and `gamma` be such that `0 lt alpha lt beta lt gamma lt 2pi` for any x `in` R if
`cos (x+alpha)+cos(x + beta)+cos(x+gamma)=0` then `tan(gamma-alpha)` =

A

`-sqrt(3)`

B

`0`

C

`1`

D

`sqrt(3)`

Text Solution

Verified by Experts

The correct Answer is:
D
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