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A+B+C=2S ,4sinC.sin(S-A).sin(S-B).sin(S-C)=1-cosA.cosA-cosB.cosB-cosC.cosC+2cosA.cosB.cosC

A+B+C=2S ,4sinC.sin(S-A).sin(S-B).sin(S-C)=1-cosA.cosA-cosB.cosB-cosC.cosC+2cosA.cosB.cosC

Grade:11

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
4 years ago
Dear student

Please tell what is to be found or proved or get relation between

Regards

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