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3.5 Trigonometry (A-level only)

3.5 Trigonometry (A-level only)

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Question 42

Solve, for 0≤x≤3600 \leq x \leq 3600≤x≤360, the equation,

2tan⁡2x+7sec⁡x+1=0 2\tan^2x + 7\sec x + 1 = 0 2tan2x+7secx+1=0

Give your answers to 1 decimal place.

[5]
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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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