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What is the value of [(sin x + sin y)(si...

What is the value of `[(sin x + sin y)(sin x - sin y)]//[(cosx + cosy)(cosy- cosx)]`?
`[(sin x + sin y)(sin x - sin y)]//[(cosx + cosy)(cosy- cosx)]` का मान क्या है?

A

0

B

1

C

`-1`

D

2

Text Solution

Verified by Experts

The correct Answer is:
B
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