User contributions for 128.255.35.75

18 November 2009

• 19:2419:24, 18 November 2009 diff hist +324‎ Roots of a quadratic function ‎No edit summary

16 November 2009

• 17:2617:26, 16 November 2009 diff hist +241‎ 99 bottles of beer ‎No edit summary

12 November 2009

• 19:5319:53, 12 November 2009 diff hist +292‎ Pascal's triangle ‎No edit summary