Review the passage from "lather and nothing else." the chin was now clean, polished, soft. the man got up and looked at himself in the glass. he ran his hand over the skin and felt its freshness, its newness. the mood of this passage can best be described as pleasant. humorous. dangerous. disagreeable.

the mood of this passage is best described as pleasant. because the words "clean, polished, soft, and felt its freshness, its newness." create a pleasing mindset, or mood (whichever you want to think of it as)

. 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.