## Exam-Style Question on Algebra## A mathematics exam-style question with a worked solution that can be revealed gradually |

Question id: 243. This question is similar to one that appeared on a GCSE Higher paper (specimen) for 2017. The use of a calculator is allowed.

Simplify then find the square root of this expression:

$$\frac{y}{(1-y)^2} - \frac{y}{1-y}$$
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