Assume a competitive market? where: Market price equals ?$5555?, The typical firm faces a cost curve? of: C? = 0.0040.004q cubedq3 ?+ 5050q ?+ 750750?, Part 2 The? firm's marginal cost? (MC) is: MC? = 0.012 q squared plus 500.012q2+50. ?(Properly format your expression using the tools in the palette. Hover over tools to see keyboard shortcuts.? E.g., a superscript can be created with the? ^ character.) Part 3 The? firm's profit maximizing output level? is: 20.4120.41 units. ?(Round your response to one decimal place.?) Part 4 Profit at this output level? is: ?$enter your response here. ?(Round your response to the nearest? penny.)