781 / cos x | |
64tan6 π/6 | 66kleinst gon.getal |
6560° -- 1 rad | 631000'' = ? rad |
radians (no related angles)
related angles
sin(α ± β),.., cos 2x, ..., 1 ± cos 2α
Simpson's Formulas
graph - amplitude - period
trigonometric equations
inverse trigonometric functions (cyclometric functions)
maximum or minimum of trigonometric expressions
→ telling vanaf 1 jan. 2021 ←