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AP Calculus
| Term | Definition |
|---|---|
| sin(x+y) | sinxcosy+cosxsiny |
| sin(x-y) | sinxcosy-cosxsiny |
| cos(x+y) | cosxcosy-sinxsiny |
| cos(x-y) | cosxcosy+sinxsiny |
| 90 ° | π/2 |
| 60 ° | π/3 |
| 30 ° | π/6 |
| 180 ° | π |
| 0 ° ( 360 °) | 2π |
| 270 ° | 3π/2 |
| 45 ° | π/4 |
| cscx | 1/sinx |
| secx | 1/cosx |
| tanx | sinx/cosx |
| Period of sin | 2π |
| Period of cos | 2π |
| Period of tan | π |
| sinx/x | 1 |
| cosx-1/x | 0 |