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1.11.2 Integrating standard functions

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Question 60
a.

Prove the identity

sin⁡2x1+cot⁡2x≡2sin⁡3xcos⁡x \frac{\sin 2x}{1 + \cot^2 x} \equiv 2 \sin^3 x \cos x 1+cot2xsin2x​≡2sin3xcosx
[3]
b.

Hence find

∫6sin⁡4θ1+cot⁡22θ dθ \int \frac{6 \sin 4\theta}{1 + \cot^2 2\theta} \, d\theta ∫1+cot22θ6sin4θ​dθ
[3]
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1.11.2 Integrating standard functions Questions

  1. A Level
  2. /Maths
  3. /1.11.2 Integrating standard functions

139 exam-style questions on AQA A Level Maths 1.11.2 Integrating standard functions. Each one has a worked solution and a mark scheme showing where the marks go.

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