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Find the exact value of $\int_{1}^{2} (2e^{2x} - 1)^2\,dx$. Show all working needed.
Mathematics 9709 · AS & A Level · Integration
Find the exact value of $\int_{1}^{2} (2e^{2x} - 1)^2\,dx$. Show all working needed.
This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Expand the integrand so that $4e^{4x}-4e^{2x}+1$ is obtained” …