Find: ∫0π4cos22θ dθ\displaystyle \int_0^{\frac{\pi}{4}} \cos^2 2\theta \, d\theta∫04πcos22θdθ
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.