Four Fours/Lemmata/Two Fours/7/Solutions

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Puzzle: Two Fours: $7$

Using exactly $2$ instances of the number $4$, the task is to write an expression for $7$, using whatever arithmetical operations you consider necessary.


Solutions

Solution $1$

$7 = \map \Gamma 4 + \map \Gamma {\sqrt 4}$