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Business, 05.09.2020 23:01 anthonylemus36

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 $___.

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