Math, asked by logithavarshini20003, 11 months ago

If x+y+z=π prove the trigonometric identity cot x/2 + cot y/2 + cot z/2 =cot x/2 .cot y/2 .cot z/2 .

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Answered by ayyappasunandapd8d4q

14

use cot(a+b) formula

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Answered by Saafir

1

this is the answer to your question

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