# Series – Edexcel FP2

#### 2. Series – Edexcel Further Pure Mathematics 2 (FP2)

What students need to learn:
Summation of simple finite series using the method of differences.
Students should be able to sum series such as $$\displaystyle\sum_{r=1}^n \dfrac{1}{r(r+1)}$$ by using partial fractions such as
$$\dfrac{1}{r(r+1)} = \dfrac{1}{r} – \dfrac{1}{r+1}$$ .

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