Final answer:
The question appears to be about a sequence of operations from mathematics or a specific application like Rubik's Cube notation, but cannot be expanded without further context.
Step-by-step explanation:
The student's question appears to be related to a sequence of moves or operations, possibly from mathematics or a specific application like the Rubik's Cube notation.
However, the provided references do not directly correlate with the question, as they discuss various formulas from physics and other areas of science.
The sequence R U R' U' is known from the Rubik's Cube algorithms which involve turning the right face (R), the upper face (U), then the inverse of these moves R' and U' (prime denotes a counterclockwise turn). The symbols f and f' seem to indicate another move or a function, but without further context, expanding the given sequence is not feasible.
As a result, without additional information or the correct context, providing the expanded form of the sequence f (R U R' U') f' F (R U R' U') F' is not possible.
Your complete question is: What is the expanded form of f (R U R' U') f' F (R U R' U') F'?