Im confused i need help

Problem page a medical equipment industry manufactures x-ray machines. the unit cost c (the cost in dollars to make each x-ray machine) depends on the number of machines made. if x machines are made, then the unit cost is given by the function =cx+−0.3x2126x31,935 . how many machines must be made to minimize the unit cost?

Gyou are in charge of making the work schedule for the next two weeks. typically this is not a difficult task as you work at a routine 8am – 5pm company. however, over the next two weeks you are required to schedule someone to be in the office each saturday. after contemplating this for a few days you make the schedule and assignments. before posting the schedule for everyone you decide that it is a good idea to meet personally with the two people you have scheduled to work the weekend. what do you say to them? what is your desired outcome?

Apopular low-cost airline, parson corp., has gone out of business. although the service and price provided by the airline was what customers wanted, the larger airlines were able to drive the low-cost airline out of business through an aggressive price war. which component of the competitive environment does this illustrate?