New A level maths-Pure maths-Quadratics

Brand new videos, tailor-made to the new A level maths specification.  Watch videos 2.1 to 2.12 in the following playlist to learn all  about Quadratics to ace your exams. 
Playlist

https://www.youtube.com/playlist?list=PLzgc-myb1K3o-YyyxV7CnMOomaFIS_dum

Learn with Voltamaths and ace your exams.