Math, asked by sahakash4660, 4 months ago

Prove that tan a/2+tanb/2+tanc/2+tana/2 tanb/2+tanb/2 tanc/2+tanc/2 tana/2 = 1+tana/2 tanb/2 tanc/2

Answers

Answered by abinayasakthi

0

Answer:

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