One Equals 0.999999...

Confusing math...

     I came across this a few times. They say once you go into Calculus, it's understandable, but me having not gone that far, find this pretty strange...

x = 0.99999...

10x = 9.99999...

10x-x = 9.99999... - 0.99999...

9x = 9

x = 1

Last updated April 29, 2007
 

42 is a reference to the "answer to the Ultimate Question of Life, the Universe, and Everything" found in the novels of The Hitchhiker's Guide to the Galaxy series by Douglas Adams.