Latest Updates


Prove sin(a+b)sin(a-b)=sin^2a-sin^2b

If you know that sin (a+b) will sina cosb + cosa sinb and sin(a-b) will be sina cosb - cosa sinb, this to prove the equation will not be difficult. You should know also cos^2 = (1-sin^2)

Share This:

Post Tags:

Vinod Kumar ( Educator )

Vinod Kumar ( Educator ) is founder of this website

No Comment to " Prove sin(a+b)sin(a-b)=sin^2a-sin^2b "

  • To add an Emoticons Show Icons
  • To add code Use [pre]code here[/pre]
  • To add an Image Use [img]IMAGE-URL-HERE[/img]
  • To add Youtube video just paste a video link like http://www.youtube.com/watch?v=0x_gnfpL3RM