DeltaABC में 2 ca . sin"" (A-B+C)/(2) ...

`DeltaABC ` में 2 ca . `sin"" (A-B+C)/(2)` बराबर है

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)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

B

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