*This preview shows
pages
1–10. Sign up to
view the full content.*

This ** preview**
has intentionally

**sections.**

*blurred***to view the full version.**

*Sign up*This ** preview**
has intentionally

**sections.**

*blurred***to view the full version.**

*Sign up*This ** preview**
has intentionally

**sections.**

*blurred***to view the full version.**

*Sign up*This ** preview**
has intentionally

**sections.**

*blurred***to view the full version.**

*Sign up*This ** preview**
has intentionally

**sections.**

*blurred***to view the full version.**

*Sign up*
**Unformatted text preview: **2 b When calculating trigonometric functions of multiples of 12 , you have the choice of using an addition formula or using a half-angle formula. b When calculating trigonometric functions of multiples of 8 , you have only one choice: a half-angle formula. It is not possible to write 8 as a sum or difference of our special angles 3 , 6 , and 4 !!! Example 2: Calculate cos 8 . Example 3: Use the half-angle formula to calculate 12 13 sin ....

View Full
Document