Someone please help me with this question! Which of the following best defines an output? (4 points) Select one: a. An output is the value that determines another based on the relation or the function rule, usually the x-values in a set of ordered pairs or on a table or graph. b. An output is the result of a relation or the function rule, usually the y-values in a set of ordered pairs or on a table or graph. c. An output is a special type of relation for which there is a rule that pairs each input with exactly one output. d. An output is a set of ordered pairs in which no y-value repeats.

Which graph represents an even function?

Name the most appropriate metric unit for each measurement

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?