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`alpha,beta,gammaa n ddelta` are the smallest positive angle in ascending order of magnitude which have their sines equal to the positive quantity `kdot` The value of `4sinalpha/2+3sinbeta/2+2singamma/2+sindelta/2` is equal to

A

`2 sqrt( 1- k)`

B

`2 sqrt( 1+k)`

C

`2 sqrt( k )`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
B
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