If (cos prop )/( sin prop + cos beta) + ...

If `(cos prop )/( sin prop + cos beta) + ( cos beta)/( sin beta - cos prop) = ( x)/( sin prop - cos beta) + (cos beta)/( sin beta+ cos prop) ` then 'x' is equal to :

A

`sin beta`

B

`cos beta `

C

`sin prop `

D

`cos prop `

Verified by Experts

The correct Answer is:

D

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