Which statement best explains why this graph represents a function

For what values of x is x2 + 2x = 24 true?

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

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.