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Trig Functions
trig functions
| Term | Definition |
|---|---|
| 1 + tan^2x | sec^2x |
| sin^2x + cos^2x | 1 |
| cscx | 1/sinx |
| secx | 1/cosx |
| cotx | cosx/sinx |
| tanx | sinx/cosx |
| 1 + cot^2x | csc^2x |
| sin(x+y) | sinxcosy +cosxsiny |
| cos(x+y) | cosxcosy -sinxsiny |
| sin(x-y) | sinxcosy - cosxsiny |
| cos(x-y) | cosxcosy +sinxsiny |
| sinx | opposite/hypotenuse |
| cosx | Adjacent/hypotenuse |
| tanx | opposite/adjacent |