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Tan45°tan23°tan42°tan67°=1

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Tan45°tan23°tan42°tan67°=1
  • 2 answers

Vinayak Airen 7 months, 2 weeks ago

tan45=1 tan23 = 1/tan67 = cot23 tan42= 1/tan48 = cot 48 tan45 . tan23 . tan42 . tan48 . tan67 =1

Randheer Chauhan 8 months, 1 week ago

please check.. you missed a term.. either tan46° or cot42°
http://mycbseguide.com/examin8/

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