Four Fours/77/Solutions

Puzzle: Four Fours: $77$

Using exactly $4$ instances of the number $4$, the task is to write an expression for $77$, using whatever arithmetical operations you consider necessary.

Solutions

Solution $1$

$77 = \paren {\dfrac 4 {. \dot 4} }^{\sqrt 4} - 4$

Solution $2$

$77 = \dfrac {4! - . \dot 4} {.\dot 4} + 4!$