Mathematics A-Level
Reciprocal relationships in trigonometry
What Reciprocal relationships in trigonometry means in Mathematics A-Level, as defined for AQA.
Definition of Reciprocal relationships in trigonometry
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Reference: AQA
Secant, cosecant and cotangent are defined as the reciprocals of cosine, sine and tangent, with cotangent equivalently given as cos θ/sin θ.
Topics that use Reciprocal relationships in trigonometry
- E: Trigonometry (AQA A-Level)
Related terms
- Algebraic manipulation
- Amplitude
- Asymptote
- Derivation and manipulation of identities
- Domain and range restrictions for functions
- exact trigonometric values
- Graphical behaviour including asymptotes and ranges
- harmonic form
Using Reciprocal relationships in trigonometry in the exam
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