Completing the square - negative coefficient of x

Completing the Square - positive coefficient of x

I made a nice Graph Transformations @desmos.com thing for GCSE www.desmos.com/calculator/j...

Which creature could squeeze under?
Really enjoy sharing this question with students when looking at using circumference to calculate diameter and radius. Still find the result a little remarkable!

I’m not sure this has really taken into account the infinite side of things… “Monkeys will never type Shakespeare, study finds” www.bbc.com/news/article...

Did you know you can change a fraction/surd to decimals on the new Casio WITHOUT using Format?!

Nice symmetrical bridge engineering of the Prince of Wales bridge heading into Wales

Do love a fractal (Romanesco) broccoli