Some students interpret the following question (2015 paper 2, **4 biii**) wrongly.

In the **examiner’s report**, it was commented that “most were able to state or imply the sum to infinity correctly, but **some did not interpret correctly the phrase ‘within 10−3 of the sum to infinity.”**

**Examples of correct interpretation from past Cambridge papers**

**Example 1**

Correct interpretation

**Example 2**

### Like this:

Like Loading...

*Related*

## 1 thought on “Interpretation of sum to infinity 2015 question”