Write the first four terms of the sequence.
A. , -
,
, -
B. - ,
, -
, -
C. - , -
, -
, -
D. - ,
, -
,
Answer: D
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Solve the problem.At Allied Electronics, production has begun on the X-15 Computer Chip. The total revenue function is given by and the total profit function is given by
, where x represents the number of boxes of computer chips produced. The total cost function, C(x), is such that
Find C(x).
A. C(x) = -0.3x2 + 20x + 12 B. C(x) = 12x + 8 C. C(x) = 10x + 12 D. C(x) = 11x + 17
Divide, if possible. If a quotient is undefined, state so.
A. -9 B. -1 C. 9 D. 99
Solve the problem.The concentration C (arbitrary units) of a certain drug in a patient's bloodstream can be modeled using where t is the number of hours since a 500 milligram oral dose was administered. Using the TABLE feature of a graphing utility, find the time at which the concentration of the drug is greatest. Round to the nearest tenth of an hour.
A. 4.2 hours B. 5.7 hours C. 4.9 hours D. 3.4 hours
Find the ratio of the lengths of corresponding sides for the similar triangles below. Express the ratio with the lengths from the smaller triangle in the numerator. The triangles are not drawn to scale.