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If sinx+siny=sqrt(3)(cos y-cos x), then ...

If `sinx+siny=sqrt(3)(cos y-cos x),` then `sin3x+sin3y=`___________ (a) `2sin3x` (b) 0 (c) 1 (d) none of these

A

1

B

`-1`

C

0

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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