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In any triangle ABC, sin^(2)A-sin^(2)B+s...

In any triangle ABC, `sin^(2)A-sin^(2)B+sin^(2)C` is always equal to

A

2sin A sin B cos C

B

2sin A cos B sin C

C

2 sin A cos B cos C

D

2 sin A sin B sin C

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The correct Answer is:
B
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