Solve the problem.The rate of expenditure for maintenance of a particular machine is given by M'(x) = 6x, where x is time measured in years. Total maintenance costs through the second year are $85. Find the total maintenance function.

A. M(x) = 2(x2 + 5)3/2 + 31
B. M(x) = 2(x2 + 5)3/2 + 79
C. M(x) = 6(x2 + 5)3/2 + 31
D. M(x) = 6(x2 + 5)3/2 + 79


Answer: A

Mathematics

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