In the given question some information is missing, that is an option "true or false", which can be described as follows:
It displays the format string properties, which helps them build and update equations. In the second here are examples of what Linux Excel's equation bars, in this two-button, are used, which can be described as follows:
The cancel button is used to cancel or delete any formula.
The enter button is used to insert any formula in the bar.
