The SUMSQ function syntax has the following arguments: Number1, number2, ... Number1 is required, subsequent numbers are optional. 1 to 255 arguments for which you want the sum of the squares. You can also use a single array or a reference to an array instead of arguments separated by commas.
THEY/THEIR (SINGULAR). Using the plural pronoun to refer to a single person of unspecified gender is an old and honorable pattern in English, not a newfangled bit of degeneracy or a politically correct plot to avoid sexism (though it often serves the latter purpose).
A singular noun names one person, place, thing, or idea, while a plural noun names more than one person, place, thing, or idea. There are a few basic rules to remember when it comes to turning a singular noun into a plural noun. 1. Most singular nouns need an 's' at the end to become plural.