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10.4 Solving Trigonometric Equations

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12
Question 2

Find all values for x x\,x in the interval 0≤x<360∘ 0 \leq x < 360^\circ\,0≤x<360∘ for which

2cos⁡2x−3sin⁡2x=14cos⁡x 2\cos^2 x - 3\sin^2 x = 14\cos x 2cos2x−3sin2x=14cosx

Give your answers to one decimal place.

[8]
Markscheme

10.4 Solving Trigonometric Equations Questions

  1. A Level
  2. /Maths
  3. /10.4 Solving Trigonometric Equations

18 exam-style questions on Edexcel A Level Maths 10.4 Solving Trigonometric Equations. Each one has a worked solution and a mark scheme showing where the marks go.

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