Math, asked by vha, 1 year ago

solve
tan69+tan66/ 1-tan69tan66

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Answers

Answered by SimranBedi1287

3

Tan(A+B) = tan A + tan B/1 - tanA tanB
So,
Tan(69+66) = tan 69 + tan 66/1- tan69 tan66
Tan 135 = tan (180-45)
Tan 135 = - tan 45
So, Ans is
-1

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