Acustomer buys four products priced at $18, $22, $35 and $40 from the same store. the customer returns the most expensive product and gets a refund for that one product. how much money did the customer end up spending at that store? $70

The graph is supposed to show f(x) = 3 sin (x/4+1) - 1/2. which of the following are correctly represented in the graph? select two of the following that apply.

What is the domain of the step function f(x)=[2x]-1?

Derek purchased a new gym membership. it costs him seven dollars a month plus two dollars for every time that he visits the gym. he wants to spend less than 25 dollars a month to visit the gym. write an inequality that models the situation using the variable v for the number of visits per month. also find the maximum number of visits he can make to the gym and still keep his cost below 25 dollars a month.