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3.5 Trigonometry (A-level only)

3.5 Trigonometry (A-level only)

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Question 28

Solve, for 0°≤x≤360°0° \leq x \leq 360°0°≤x≤360°, the equation

tan⁡2x+4sec⁡x−2=0\tan^2 x + 4\sec x - 2 = 0tan2x+4secx−2=0

Give your answers to one decimal place.

[5]
Markscheme

3.5 Trigonometry (A-level only) Questions

  1. A Level
  2. /Maths
  3. /3.5 Trigonometry (A-level only)

225 exam-style questions on WJEC A Level Maths 3.5 Trigonometry (A-level only), covering 3.5.1 Trigonometry (A-level only), 3.5.2 Trigonometry (A-level only), 3.5.3 Trigonometry (A-level only), 3.5.4 Trigonometry (A-level only), 3.5.5 Trigonometry (A-level only), 3.5.6 Trigonometry (A-level only), 3.5.7 Trigonometry (A-level only), and 3.5.8 Trigonometry (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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