Uploaded December 2010 | Updated September 2026, 3 weeks ago
Here is a cute little mystery re sequences of counting numbers. It is solved by drawing diagrams of dots and dashes.
Here is a cute little mystery re sequences of counting numbers. It is solved by drawing diagrams of dots and dashes.



![The Equation of a Line (TANTON Mathematics)
Dont automatically do y = mx + b. That is too hard! Heres a much more natural way to get at the equation of a line.
[Also ... can you catch my silly arithmetic gaff in this video???] The Equation of a Line (TANTON Mathematics)](https://i.ytimg.com/vi/HOcrCCIplqU/mqdefault.jpg)






