Four Fours/Lemmata/Three Fours/1
< Four Fours | Lemmata | Three Fours
Jump to navigation
Jump to search
Puzzle
Using exactly $3$ instances of the number $4$, the task is to write an expression for $1$, using whatever arithmetical operations you consider necessary.
Solutions
Solution $1$
- $1 = \dfrac {4 - \sqrt 4} {\sqrt 4}$
Solution $2$
- $1 = \dfrac {\sqrt 4 + \sqrt 4} 4$