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Radians

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Question 35

Using small angle approximations, show that for small, non-zero values of xxx

xsin⁡3x1−cos⁡6x≈K \frac{x \sin 3x}{1 - \cos 6x} \approx K 1−cos6xxsin3x​≈K

where KKK is a constant to be determined.

[4]
Markscheme

Radians Questions

  1. A Level
  2. /Maths
  3. /Radians

69 exam-style questions on Edexcel A Level Maths Radians, covering 5.1 Radian Measure, 5.2 Arc Length, 5.3 Areas of Sectors and Segments, 5.4 Solving Trigonometric Equations, and 5.5 Small Angle Approximations. Each one has a worked solution and a mark scheme showing where the marks go.

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