Half Angle Tangent Identities

Posted In: Mathematics
  1. $sinθ={2tanθ/2}/{1+tan^2θ/2}$
  2. $cosθ={1-tan^2θ/2}/{1+tan^2θ/2}$
  3. $tanθ={2tanθ/2}/{1-tan^2θ/2}$
  4. $cotθ={1-tan^2θ/2}/{2tanθ/2}$

Post Tags: Trigonometry


No Comments »


Leave a Reply

Your email address will not be published. Required fields are marked *