Four Fours/7/Solutions

Puzzle: Four Fours: $7$

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

Solutions

Solution $1$

$7 = 4 + 4 - \dfrac 4 4$

Solution $2$

$7 = \dfrac {4!} 4 + \dfrac 4 4$

Solution $3$

$7 = \dfrac 4 4 + 4 + \sqrt 4$