यदि 0 lt x lt (y)/(2) तथा sec x = cosec ...

यदि `0 lt x lt (y)/(2)` तथा `sec x = cosec y` हो तो `sin (x +y)` कितना होगा ?

A

0

B

1

C

`(1)/(2)`

D

`(1)/(sqrt(3))`

लिखित उत्तर

Verified by Experts

The correct Answer is:

B

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