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PROVE THAT : ROOT 3 COSEC 20 – ​SEC 20 =4 PROVE THAT : TAN 20 .TAN 40 .TAN80 = TAN 60

  1. PROVE THAT : ROOT 3 COSEC 20 – ​SEC 20  =4
  2. PROVE THAT :  TAN 20 .TAN 40 .TAN80 =  TAN 60
  3.  

Grade:11

1 Answers

Saurabh Koranglekar
askIITians Faculty 10336 Points
2 years ago
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