I had previously the FX-991ESPLUS and it was amazing. This is just a small upgrade from the other one. The difference is not major but I did notice that it will give me more results than the other other one. For instance when calculating the roots of a liner equation on the 115 the max/min points are calculated as well, however in the 9915 it wasn't. I used it through my entire schooling and it has been the best calculator. Very easy to use, specially the option of being able to write full fractions. It also has lots of other setup such as Matrices or Equations among others. For A-level students this is the calculator I used and it was allowed during exam. It also was a great help in… Read more
This is truly the best book for Edexcel Maths. It is very well explained and easy to understand, I used it while self studying in one year only all of my Core Maths (so also used the book c2 c3 and c4) and I achieved an A . It also has lots of exercises ranging from easy to hard.
This book gives a really good overview and key summary of the elements found in the edexcel economics syllabus. It definitely doesn't have ALL the content, but it is a great help for revision or to have an initial overview .
