Pre-Cal 40S March 27, 2009

1. Seeing Double or The Double Angle Identities Red double deck bus and telephone box. by ﬂickr user Patrick Mayon

2. How would you show this ...

3. and this ...

4. The Double Angle Identities ...

5. The Double Angle Identities ...

6. Now back to our regularly scheduled programming ... Prove each of the following identities:

7. Now back to our regularly scheduled programming ... Prove each of the following identities:

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