Solve the problem.The cost of a computer system increases with increased processor speeds. The cost C of a system as a function of processor speed is estimated as C = 7S2 - 6S + 1900, where S is the processor speed in MHz. Find the processor speed for which cost is at a minimum.

A. 0.3 MHz
B. 8.6 MHz
C. 0.4 MHz
D. 3.4 MHz


Answer: C

Mathematics

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Solve each of the following systems of equations. If the system is inconsistent or dependent, say so.- x - 7y = -4-4x + 7y = 19

A. (-3, 1) B. (-2, 0) C. No solution D. (-1, -3)

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A strategic alliance is a relationship between firms in which the partners agree to cooperate in ways that provide benefits to each firm.

Answer the following statement true (T) or false (F)

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Identify the type of graph.10x2 + 100x + 10y2 - 220y = -1459

A. The graph is a circle with center (5, -11). B. The graph is a circle with center (-5, 11). C. The graph is the point (-5, 11). D. The equation has no graph.

Mathematics

Use the product rule for exponents to simplify the expression, if possible. Write the answer in exponential form.88 + 84

A. The product rule does not apply. B. 812 C. 6412 D. 832

Mathematics