Identities in sec² and cosec²

Exam specification: Edexcel > Maths A-level > C3 > Trigonometry

Identities in sec²θ = 1 + tan²θ cosec²θ = 1 + cot²θ

Contents: [tpcsec2identmlst]

• RIdentities in sec² and cosec²

Exercises: [tpcsec2identxlst]