Where does the graph of x^2 - x - 2 = y cross the x- axis

a) 2,0 and -1,0
b) 0,2 and 0,-1
c) 1,2 and 2,-1
d) -2,0 and -1,0

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.