Four Fours/88/Solutions

Puzzle: Four Fours: $88$

Using exactly $4$ instances of the number $4$, the task is to write an expression for $88$, using whatever arithmetical operations you consider necessary.

Solutions

Solution $1$

$88 = 4! \times 4 - 4 - 4$

Solution $2$

$88 = 4! \times 4 - 4 \times \sqrt 4$