Joanie went to the park. She played with her friend, Kari, for a while before walking home. Joanie’s distance from home over time is shown on the graph below.
a. Does this relationship form a function? _
b. How long was Joanie at the park? _
c. How long did Joanie walk at her slower speed

Describe the domain and range of y=2(3)^x-2+5

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?

Which is f(5) for the function –2x2 + 2x - 3?