# Math 2 Rules Part 2

Home > Preview

The flashcards below were created by user Dnuorgrednu2 on FreezingBlue Flashcards.

1. Cos(u-v)
• Subtraction formula
• cosucosv+sinusinv
2. Cos(u+v)
• 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

### Card Set Information

 Author: Dnuorgrednu2 ID: 312070 Filename: Math 2 Rules Part 2 Updated: 2015-12-10 05:05:33 Tags: Math Rules Part Folders: Description: Math 2 Rules Part 2 Show Answers:

What would you like to do?

Home > Flashcards > Print Preview