GeneratingFunction Intermediate

Problem - 4349

Find the generating function for the sequence $2,\ 3,\ 4,\ 5,\ \cdots$.


Applying the left shifting rule on the conclusion of # 4348 gives the answer as $$\frac{\frac{1}{(1-x)^2}-1}{x}=\boxed{\frac{2-x}{(1-x)^2}}$$

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