Metaethics can be defined as? I need a really simple answer, thanks

Metaethics is the study of moral thought and moral language. ... The metaethicist is interested in whether there can be knowledge of moral truths, or only moral feelings and attitudes, and asks how we understand moral discourse as compared with other forms of speech and writing.

Explanation:

bro we need more information. how are we supposed to answer this?

. a function is a relation in which each input has only one output. in the relation , y is a function of x, because for each input x (1, 2, 3, or 0), there is only one output y. x is not a function of y, because the input y = 3 has multiple outputs: x = 1 and x = 2.