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3.4 Trigonometry (A-level only)

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Question 20

Solve, for 0≤θ<2π0 \leq \theta < 2\pi0≤θ<2π, the equation

cos⁡(θ+π3)=sin⁡θ\displaystyle \cos\left(\theta + \frac{\pi}{3}\right) = \sin\thetacos(θ+3π​)=sinθ

Give your answers in terms of π\piπ.

[4]
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3.4 Trigonometry (A-level only) Questions

  1. A Level
  2. /Maths
  3. /3.4 Trigonometry (A-level only)

221 exam-style questions on CCEA A Level Maths 3.4 Trigonometry (A-level only), covering 3.4.1 Trigonometry (A-level only), 3.4.2 Trigonometry (A-level only), 3.4.3 Trigonometry (A-level only), 3.4.4 Trigonometry (A-level only), 3.4.5 Trigonometry (A-level only), 3.4.6 Trigonometry (A-level only), 3.4.7 Trigonometry (A-level only), and 3.4.8 Trigonometry (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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