Use the properties of logarithms to find the exact value of the expression. Do not use a calculator.10log 32 - log 4

A. 100,000,000
B. 32
C. log 28
D. 8

Answer: D

Mathematics

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A.
B. - 
C.
D. - 

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Find an equation for the graph.

A. y = -3 cos (3x)
B. y = -3 cos 
C. y = -3 sin (3x)
D. y = 3 cos 

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Solve the problem.Find a company's total-cost function if its marginal cost function is C'(x) = 5x2 - 7x + 4 and C(6) = 260.

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B. C(x) = x3 - x2 + 4x + 260
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D. C(x) = x3 - x2 + 4x + 2

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Add or subtract as indicated. Write the answer in lowest terms. - 

A.
B.
C.
D.

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Mathematics