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what is the value of (1-cosA)/(1+cosA) given that tanA=3/4

9/16 1/9 1/4

  • Shaurya
  • 7185 Views
  • 5 Answers
5 Answers
  • tanA = 3/4 so its simple its right angle triangle  so the hypotenuse  of this triangle is 5 br / so cosA =4/5br /(1-4/5)br /(1+4/5)br /1/5*5/9br /so ans is 1/9br / 


  • 1/9


  • 1/9 is the correct ans...with the help of tanA find cos A and then put the value....u will get the ans......


  • 1/9 h confirm


  • easy one.. got its-- 1/4

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