Solve the problem.Conservationists tagged 80 black-nosed rabbits in a national forest in 1990. In 1993, they tagged 160 black-nosed rabbits in the same range. If the rabbit population follows the exponential law, how many rabbits will be in the range 5 years from 1990?
A. 243
B. 254
C. 121
D. 508
Answer: B
Mathematics
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Rewrite the fractions using the least common denominator.
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B. 
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C. 
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D. 
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Mathematics
Suppose the total cost in maunufacturing x units of a certain product is C (x) dollars.
a. What does C'(x) measure? Give units. b. What can you say about the sign of C'? c. Given that C'(3000)=11, estimate the additional cost in producing the 3001st unit of the product.
Mathematics
Multiply. 
A. 3,467,596 B. 3,468,696 C. 3,478,596 D. 3,468,596
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Find a general term, an, for the given terms of the sequence.
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A. an = 
B. an = 
C. an = 
D. an = 
Mathematics