D. made this film at the end of yesterday’s tutorial. He chose 4 equations that summed up what he had learned during the hour’s lesson. I am indebted to M.F. who originally noticed the easy trick for plotting lines which have a fractional gradient.
Tag: D
Squared Paper (free printable)
My favourite website… all the squared paper you could possibly wish for!
http://www.mathsphere.co.uk/resources/MathSphereFreeGraphPaper.htm
Especially…