Timeline for How do I teach algebra?
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Dec 25, 2015 at 23:06 | comment | added | vonbrand | In algebra, a variable (confusingly) doesn't vary, it is fixed but unknown (or we just don't want to commit on a particular value). | |
| Apr 23, 2014 at 3:46 | history | answered | Paul Dexter | CC BY-SA 3.0 |