Factor completely 9x2 − 25. a. (3x + 5)(3x − 5) b. (3x − 5)(3x − 5) c. (9x + 5)(x − 5) d. (9x − 5)(x + 5)

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.