Mathematics 9709 · AS & A Level · Integration

Integration — practice question

(main)[3]

Work out the exact value of $\int_{3}^{\infty} \frac{2}{x^2}\,dx$.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Integration gives $-2x^{-1}$” …