This series of 3 minute math is designed as a quick reminder for some of the main topics. I hope they help to provide a focus and a way forward. If you need any more detail please search the site or contact me - always pleased to answer any questions! All the very best with your studies. Transcript from the video: "In this series we're going to start looking at three … [Read more...]
What use is a quadratic equation?
A quadratic equation is an equation where at least one term is squared. It looks something like this: ax² + bx + c or c = ax² + bx .. and students are asked to solve, factorise or draw it. Quadratics are usually the most dreaded of homework assignments. I'm sure many students have often wondered what use is a quadratic equation? Will they ever be useful - or is a … [Read more...]
10 seriously brilliant maths careers
Seriously brilliant maths careers can be achieved .. When she was younger, my sister really wanted to work on the checkout at our local supermarket...that's using maths in a really practical way - all that addition! :-) Although, behind the scenes of any retailer, there's an amazing range of skilled professionals. Making sure the shelves are stacked involves statistics, … [Read more...]
How to work out the volume of a cone and hemisphere
- or an ice cream! ... which is just the volume of a cone and hemisphere, added together :-) These are really higher level grade 5 - 6 GCSE questions but: - the formulas are given on the exam paper (although you should learn them :-)) and - if you work through logically it should be straightforward. The questions usually involve calculating a volume of a cone, … [Read more...]
Why and how to work out volume of a prism
Learning how to work out volumes can be very important for all sorts of applications - mainly in manufacturing and transportation. A 'prism' is a shape with a constant cross section, such as a cardboard box. It basically means that if you cut the prism in half the shape will be the same in the middle: Try the Quick Test volumes of 3D shapes To … [Read more...]