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Find the term that does not contain $x$ in the expansion of $(2x + \frac{1}{2x^3})^8$.
Mathematics 9709 · AS & A Level · Series
Series — practice question
Worked solution & mark scheme
This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Accurate unsimplified form $8C6(2x)^6\left(\frac{1}{2x^3}\right)^2$ or an equivalent expression” …
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