Mathematics Advanced 11–12 – Year 11 · Trigonometric identities and equations · · Topic: Equations & inequalities · Year 11

Prove the complementary angle identities sin⁡(90° - θ) = cos⁡θ, cos⁡(90° - θ) = sin⁡θ, tan⁡(90° - θ) = cot⁡θ, cot⁡(90° - θ) = tan⁡θ, sec⁡(90° - θ) = cosec⁡θ and cosec⁡(90° - θ) = sec⁡θ identifying the angles to be excluded in each identity

Dot point ID advanced-year-11-trigonometric-identities-and-equations/dp-270cf425 · See it on the NSW Curriculum website ↗

Outcomes for this focus area (MAV-11-05)

MAV-11-05 uses periodic functions to solve trigonometric equations and prove trigonometric identities

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