una fuerza de mafnitud de 640 N aplicada a una roca, le produce una aceleracion de 400 cm/s2...¿cual es su masa de la roca en kg?por fa necesito ayuda

Which expression is equivalent to the expression shown?

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.

Which of the following represents a function? 50 !