**1. What is the difference between a sum and a product?**

A

sumis when terms or numbers areADDEDtogether.A

productis when terms or numbers areMULTIPLIED.

**2. Can every algebraic expression be factorised?**

No. Many expressions cannot be factorised and many need advanced techniques to factorise them.

**3. What is the FIRST thing to look for when trying to factorise?**

Always look to find a common factor first. This often makes the facotrising easier.