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In a triangleABC, 2ac.sin((A-B+C)/2)=...

In a `triangleABC, 2ac.sin((A-B+C)/2)=`

A

`a^(2)+b^(2)-c^(2)`

B

`c^(2)+a^(2)-b^(2)`

C

`b^(2)-c^(2)-a^(2)`

D

`c^(2)-a^(2)-b^(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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