English, asked by deba65, 5 months ago

tan 31° + tan 14°+ tan 31° + tan 14° = ? ​

Answers

Answered by vikrantsj
1

Answer:

Dear bhai / behen

tan 45=1tan (31+14)=1tan 31+tan 141− tan 31 tan 14=1 (Since tan(x+y)=tan x+tan y1−tan x tany)tan 31+tan 14=1−tan 31 tan 14tan 31 + tan 14 + tan 31 tan 14=1Hence Proved.

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