Math, asked by Harsitakarki, 1 year ago

Prove that tan1+tan2+tan3..........tan89 degree=1

Answers

Answered by ArmanMev265gmailcom

0

Answer:

tan1+tan2+tan3....... tan45... tan87+tan88+tan89

tan45=1

tan1+tan2+tan3+.... 1+...tan(90-3)+tan(90-2)+tan(90-1)

tan1+tan2+tan3... +1+cot3+cot2+cot1

=1

I HOPE YOU ALL SURE OF MY ANSWER

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