यदि alpha,beta,gamma न्यून कोण ऐसे है की...

यदि `alpha,beta,gamma` न्यून कोण ऐसे है की `sinalpha=(sqrt(3))/(2)`, `cosbeta=(sqrt(3))/(2)`, `tangamma=1` तो `alpha+beta+gamma` किसके तुल्य है ?

A

`105^(@)`

B

`120^(@)`

C

`135^(@)`

D

`150^(@)`

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