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In a triangle, tan(A/2)/(a-b)(a-c) + tan(B/2)/(b-c)(b-a) +tan(C/2)/(c-b)(c-a) =?

In a triangle, tan(A/2)/(a-b)(a-c) + tan(B/2)/(b-c)(b-a) +tan(C/2)/(c-b)(c-a) =?

Grade:11

1 Answers

Saurabh Koranglekar
askIITians Faculty 10341 Points
one year ago
Dear student

Kindly upload complete question, is the triangle given to be right-angled triangle

Regards

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