Four Fours/82/Solutions/2

Puzzle: Four Fours: $82$

Using exactly $4$ instances of the number $4$, the task is to write an expression for $82$, using whatever arithmetical operations you consider necessary.

Solution

$82 = \dfrac {4!} {.4} + 4! - \sqrt 4$

Sources

• 1964: L.H. Clarke: Fun with Figures ... (previous) ... (next): Solutions: $(46)$