The circle below is centered at the origin and has a radius of 4. What is its equation?
O A. x² - y2 = 4
O B. x2 + y2 = 4
O C. x2 + y2 = 16
O D. x2 - y2 = 16
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Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.