Suppose that the rate at which a nuclear power plant produces radioactive waste is proportional to the number of years it has been operating, according to
in pounds per year. Suppose also that the waste decays exponentially at a rate of 9% per year. Then the amount of radioactive waste that will accumulate in b years is given by
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?
A.
B.
C.
D.
E.
Answer: A
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Evaluate the integral.
A. 2 +
B. 2 -
C. 2
D. 1
Use the information in the table to answer the question.Which category had the least change in 1993?
A. Postage B. Publicity C. Hospitality D. Supplies
Plot the point given in polar coordinates.(2, 45°)
A.
B.
C.
D.
Factor completely.r4 - 2r2t2 + t4
A. (r - t)(r + t)(r2 + t2) B. (r - t)(r + t) C. (r2 - t2)2 D. (r - t)2(r + t)2