54= 1 x 54, 2 x 27, 3 x 18, or 6 x 9
i hope these help
It mean brilliant or excellent,superbe
all of that word can be replace by star in film or education
A nonrestrictive modifying clause (or nonessential clause) is an adjective clause that adds extra or nonessential information to a sentence. The meaning of the sentence would not change if the clause were to be omitted. Nonrestrictive modifying clauses are usually set off by commas.