Sum And Difference Identities
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Sum and Difference Identities
| A (memorize) | B (memorize) |
|---|---|
| sin(u+v) | sin u cos v + cos u sin v |
| sin(u-v) | sin u cos v - cos u sin v |
| cos(u+v) | cos u cos v - sin u sin v |
| cos(u-v) | cos u cos v + sin u sin v |
| tan(u+v) | (tan u + tan v)/(1 - tan u tan v) |
| tan(u-v) | (tan u - tan v)/(1 + tan u tan v) |
In the format A=B
