Math 2 Rules Part 2

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Author:
Dnuorgrednu2
ID:
312070
Filename:
Math 2 Rules Part 2
Updated:
2015-12-10 00:05:33
Tags:
Math Rules Part
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Description:
Math 2 Rules Part 2
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  1. Cos(u-v)
    • Subtraction formula
    • cosucosv+sinusinv
  2. Cos(u+v)
    • Addition Formula
    • cosucosv-sinusinv
  3. cos(pi/2-u)
    • Cofunction
    • sinu
  4. tan(pi/2-u)
    • Cofunction
    • cotu
  5. sec(pi/2-u)
    • Cofunction
    • cscu
  6. sin(pi/2-u)
    • Cofunction
    • cosu
  7. cot(pi/2-u)
    • Cofunction
    • tanu
  8. csc(pi/2-u)
    • Cofunction
    • secu
  9. sin(u+v)
    sinucosv+cosusinv
  10. sin(u-v)
    sinucosv-cosusinv
  11. tan(u+v)
    (tanu+tanv)/(1-tanutanv)
  12. tan(u-v)
    (tanu-tanv)/(1+tanutanv)
  13. sin(2u)
    2sinucosu
  14. cos(2u)
    • cos^2u-sin^2u    or
    • 1-2sin^2u          or
    • 2cos^2u-1
  15. tan(2u)
    2tanu/1-tan^2u
  16. sin^2u
    1-cos2u/2
  17. cos^2u
    1+cos2u/2
  18. tan^2u
    (1-cos2u)/(1+cos2u)
  19. sin(v/2)
    ±sqrt[(1-cosv/2)]
  20. cos(v/2)
    ±sqrt[(1+cosv/2)]
  21. tan(v/2)
    • ±sqrt[(1+cosv/1-cosv)]
    • or
    • 1-cosv/sin
    • or
    • sinv/1+cosv

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