Find the requested function value.f(x) = 6x - 8, g(x) = -2x2 - 2x - 8Find (g ? f)(4).

A. -72
B. -552
C. -296
D. -152


Answer: B

Mathematics

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A. 8 samples B. 20.7 samples C. No mode D. 9 samples

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Suppose the total cost function for manufacturing a certain product is  dollars, where  represents the number of units produced. Find the level of production that will minimize the average cost. Round the answer to the nearest integer. ? __________ units

Fill in the blank(s) with the appropriate word(s).

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Solve the problem.The time T necessary to make an enlargement of a photo negative varies directly as the area A of the enlargement. If 48 seconds are required to make a 3-by-4 enlargement, find the time required for a 7-by-10 enlargement.

A. 350 sec B. 280 sec C. 210 sec D. 420 sec

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Shade the Venn diagram to represent the set.A' ? B'

A.

B.

C.


D.

Mathematics