After t hours of operation, an assembly line has assembled A(t)=19t-1/2t^2 power lawn mowers, 0 = < t = < 10 . Suppose that the factory's cost of manufacturing x units is C(x) dollars, where C(x) dollars=2657+70x. a. Express the factory's cost as a composite function of the number of hours of operation of the assembly line.
b. The cost of the first 2 hours of operation is $___.

A.j. was a newly hired attorney for idle time gaming, inc. even though he reported directly to the president of the company, a.j. noticed that the president always had time to converse with the director of sales, calling on him to get a pulse on legal/regulatory issues that, as the company attorney, a.j. could have probably handled. a.j. also noted that the hr manager’s administrative assistant was the go-to person for a number of things that would make life easier at work. a.j. was recognizing the culture at idle time gaming.