Math, asked by suspkp, 1 year ago

prove it tan 13 tan 21 tan 30 tan 69 tan 77 =1 by root 3

Answers

Answered by elenaaa

3

tan 13 × tan 21 × tan 30× cot 21 × cot 13
tan 30
here tan 30 is the value is 1÷root3
it was proved now

Answered by medhanshsmart

0

ANSWER :

TAN 13 + TAN 21 + TAN 30 + TAN69 + TAN 77 = TAN210 THAT IS 1/ROOT 3

HOPE YOU UNDERSTAND

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