At a car repair shop, the cost of repair depends on the time the mechanic works. which of the following shows this idea in function notation? pleas show all work. a. number of cars (time) b. time(cost) c. time(number of cars) d. cost(time)

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?

If value of cos330° is √3/2 then find tan165°.