Function — Tangente.
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Linked atoms
26 linked atoms.
28 Circonferenza goniometrica e funzioni sin, cos, tan
- Arcs differing by pi
- Domain, range and sign
- Graph of the tangent
- Notable values
- Opposite arcs
- Periodicity
- Sine, cosine and tangent of an arbitrary angle
- Supplementary arcs
- Values using associated arcs
29 Formule di addizione, duplicazione, bisezione
- 3
- How the other formulae are derived
- Tangent of 22.5°
- The addition and subtraction formulae
- The bisection formulae
- The duplication formulae
30 Formule parametriche, prostaferesi, Werner
31 Equazioni goniometriche
- Definition and solution method
- Elementary trigonometric equations
- Equation in tangent squared
- Linear equation with two methods
- Second-degree homogeneous equation
- The parametric-formulae method