In the previous blog, I explained the Difference of Two Squares, as this mentioned in the Advance Information. Another topic that is mentioned specifically in the Edexcel Advance Information for the Summer 2022 GCSE exams is the Capture-Recapture Method. This will be very easy to prepare for as the questions… Continue reading The Capture-Recapture Method – how to estimate the number of fish in a lake
Mentioned specifically in the Edexcel Advance Information for the 2022 GCSE exams is something called the Difference of Two Squares. So I decided to write a blog about it.I’ve already touched on factorising quadratics in these two blogs – Factorising Quadratics (Foundation) and Factorising Quadratics (Higher). In those two blogs,… Continue reading The Difference of Two Squares
Due to the disruption to schooling caused by the Coronavirus pandemic, exam boards have provided advance information for the upcoming Summer 2022 GCSE exams. This consists of: a list of topics that will come up in the exams, allowing students to focus their revision on fewer topics a formula booklet… Continue reading Advance Information for Summer 2022 GCSE Exams
If you’re taking the higher maths GCSE, there are certain values of sin, cos and tan that you need to know off by heart. Luckily in two of the three exams you will be allowed to use a calculator, but in the non-calculator exam you will need to know the… Continue reading How to use triangles to remember exact sin, cos and tan values
In this blog I will show you the most efficient way to list factors, and explain why this is a good method. What is a factor? The factors of a number are numbers that you can divide the number by and get a whole number result.For example, 5 is a… Continue reading A more efficient method for listing the factors of a number
